update from main archive 970304cvs/libc-970307cvs/libc-970306cvs/libc-970305cvs/libc-970304

1997-03-04 04:31  Ulrich Drepper  <drepper@cygnus.com>

	* Makerules: Add rules to handle versioning.
	* config.h.in (DO_VERSIONING): New macro.
	* config.make.in (versioning): New variable.
	* configure.in: Add checks for .symver directive in gas and
	--version-script option to ld.  Define DO_VERSIONING and
	versioning if appropriate.

	* math/Makefile (routines): Add s_signbit, s_fpclassify, s_fmax,
	s_fmin, and s_fdim.
	* math/math.h: Define ISO C 9X constants, macros and functions.
	* math/mathcalls.h: Likewise.
	* sysdeps/libm-ieee754/s_fdim.c: New file.
	* sysdeps/libm-ieee754/s_fdimf.c: New file.
	* sysdeps/libm-ieee754/s_fdiml.c: New file.
	* sysdeps/libm-ieee754/s_fmax.c: New file.
	* sysdeps/libm-ieee754/s_fmaxf.c: New file.
	* sysdeps/libm-ieee754/s_fmaxl.c: New file.
	* sysdeps/libm-ieee754/s_fmin.c: New file.
	* sysdeps/libm-ieee754/s_fminf.c: New file.
	* sysdeps/libm-ieee754/s_fminl.c: New file.
	* sysdeps/libm-ieee754/s_fpclassify.c: New file.
	* sysdeps/libm-ieee754/s_fpclassifyf.c: New file.
	* sysdeps/libm-ieee754/s_fpclassifyl.c: New file.
	* sysdeps/libm-ieee754/s_signbit.c: New file.
	* sysdeps/libm-ieee754/s_signbitf.c: New file.
	* sysdeps/libm-ieee754/s_signbitl.c: New file.

	* stdio-common/printf_fphex.c: Correct printing of decimal point
	character.
	Simplify conversion of mantissa to string.
	* stdio-common/vfscanf.c: Handle %A format.
	Optimize termination of floating-point scanning.
	* stdio-common/tstscanf.c (main): Add new test to scanf to test
	scanning float values with given width.
	* stdlib/strtod.c: Add handling of floating-point numbers in
	hexadecimal notation.

	* stdlib/stdlib.h: Use __USE_ISOC9X feature macro for new long long
	functions.
	Pretty print #if directives.
	* string/string.h: Pretty print #if directives.

	* sysdeps/ieee754/dbl2mpn.c: Update copyright.
	* sysdeps/ieee754/ldbl2mpn.c: Likewise.
	* sysdeps/ieee754/mpn2dbl.c: Likewise.
	* sysdeps/ieee754/mpn2flt.c: Likewise.
	* sysdeps/ieee754/mpn2ldbl.c: Likewise.

	* sysdeps/unix/sysv/linux/poll.c: Implement poll function by
	falling back to select-based implementation if syscall isn't
	available.
	* sysdeps/unix/sysv/linux/syscalls.list: Add s_poll.

	* time/leapseconds: Update from tzdata1997b.
	* time/zic.c: Update from tzcode1997b.

1997-03-01 15:08  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* time/Makefile $(tzfiles:%=$(objpfx)z.%): Remove unneeded
	depedencies between installed $(tzlinks) and $(tzbases) files.

1997-03-01 14:27  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* math/math.h: Make compatible with traditional preprocessor;
	requires carefull placement of whitespace in macro arguments.
	Use __CONCAT instead of ##.
	Declare long double functions only if __STDC__ or __GNUC__.
	* math/mathcall.h: Avoid whitespace before argument of macro call
	that is used as function name.

	* sysdeps/m68k/fpu/__math.h: Use __CONCAT instead of ##.
	(__m81_u, __m81_inline): Depend on __LIBC_M81_MATH_INLINES instead
	of __NO_M81_MATH_INLINES.
	[!__LIBC_M81_MATH_INLINES]: Don't define internal functions
	starting with __ieee754.
	[!__NO_MATH_INLINES && __OPTIMIZE__]: Define user visible
	functions as inlines.
	(__m81_defun): Put __attribute__ between return type and function
	name.
	* math/math.h: Include <__math.h> also if __LIBC_M81_MATH_INLINES
	is defined.
	* sysdeps/m68k/fpu/e_acos.c: Define __LIBC_M81_MATH_INLINES
	instead of __NO_M81_MATH_INLINES.
	* sysdeps/m68k/fpu/e_fmod.c: Likewise.
	* sysdeps/m68k/fpu/k_cos.c: Likewise.
	* sysdeps/m68k/fpu/k_sin.c: Likewise.
	* sysdeps/m68k/fpu/k_tan.c: Likewise.
	* sysdeps/m68k/fpu/s_atan.c: Likewise. De-ANSI-declify.
	* sysdeps/m68k/fpu/s_frexp.c: Likewise.
	* sysdeps/m68k/fpu/s_ilogb.c: Likewise.
	* sysdeps/m68k/fpu/s_isinf.c: Likewise.
	* sysdeps/m68k/fpu/s_modf.c: Likewise.
	* sysdeps/m68k/fpu/s_scalbn.c: Likewise.

1997-02-27 21:51  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makefile (tests): Cope with $PATH not including the current
	directory.

1997-02-27 18:04  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/Makefile ($(common-objpfx)mk-local_lim): Use
	$(common-objdir-compile).
	($(common-objpfx)make-ioctls): Likewise.
	(mk-local_lim-CFLAGS): Set this instead of local_lim-CFLAGS.
	($(common-objpfx)sys/param.h): Use $(make-target-directory).
	($(addprefix $(common-objpfx),$(sys/param.h-includes))):
	Likewise.
	($(common-objpfx)sys/syscall.h): Likewise.
	($(common-objpfx)local_lim.h): Let make deal with command
	failure.
	($(common-objpfx)param.h.dep): Use temporary file and update
	target atomically.
	($(common-objpfx)errnos): Avoid the Useless Use of cat Award.
	(include $(common-objpfx)param.h.dep): Ignore error.

	* sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Use
	$(common-objdir-compile).
	(mk-stdiolim-CFLAGS): Renamed from cded-objdir-includes, use
	$(shell pwd) instead of $$cwd.

	* sysdeps/generic/Makefile ($(common-objpfx)det_endian): Use
	$(common-objdir-compile).
	($(objpfx)make_siglist): Use $(native-compile).
	(make_siglist-CFLAGS): New variable.

	* Makerules (ALL_BUILD_CFLAGS): Renamed from BUILD_CFLAGS, leaving
	the old name for the user to pass additional flags to the host
	compiler.  Fix reference to config header.
	(native-compile, common-objdir-compile): Rewritten to make more
	generally usable.
	* sysdeps/unix/sysv/sysv4/solaris2/Makefile: Set ALL_BUILD_CFLAGS
	instead of BUILD_CFLAGS.

	* sysvips/sys/ipc.h: Warn if needed feature select macro are not
	defined.

1997-02-27 17:11  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sunrpc/Makefile ($(objpfx)rpc-proto.d, $(objpfx)rpc-proto.c):
	New rules to generate dependencies for the RPC service objects.

1997-02-27 16:26  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* argp/argp-parse.c (parser_finalize): Always set *END_INDEX if
	supplied.

1997-02-28 03:27  Ulrich Drepper  <drepper@cygnus.com>

	* stdlib/strtod.c (STRTOF): Make sure return value is large enough
	so that clearing second word is necessary.

	* sysdeps/unix/sysv/linux/netinet/in_systm.h: Don't use kernel
	header since it is wrong for 64 bit systems.
	Patch by a sun <asun@zoology.washington.edu>.

1997-02-27 10:34:11  Richard Henderson  <rth@tamu.edu>

	* sysdeps/unix/sysv/linux/alpha/brk.S: Support both the Linux/i386
	and OSF/1 style brk syscalls.  We may want to change Linux/Alpha
	for the benefit of running foreign binaries.

1997-03-01 20:21  Miles Bader  <miles@gnu.ai.mit.edu>
1997-02-25 19:42  Miles Bader  <miles@gnu.ai.mit.edu>

40 files changed, 1138 insertions, 431 deletions

diff --git a/sysdeps/generic/Makefile b/sysdeps/generic/Makefile
index f4d001b7f4..5513ca998c 100644
--- a/sysdeps/generic/Makefile
+++ b/sysdeps/generic/Makefile
@@ -24,7 +24,7 @@ $(common-objpfx)bytesex.h: $(common-objpfx)det_endian
 	mv $@-tmp $@
 
 $(common-objpfx)det_endian: $(sysdep_dir)/generic/det_endian.c
-	$(native-compile)
+	$(common-objdir-compile)
 
 before-compile := $(before-compile) $(common-objpfx)bytesex.h
 common-generated := $(common-generated) bytesex.h det_endian
@@ -40,12 +40,10 @@ $(objpfx)siglist.c: $(objpfx)make_siglist
 	$(dir $<)$(notdir $<) > $@-tmp
 	mv $@-tmp $@
 
+make_siglist-CFLAGS = -DSIGNUM_H=\"$(shell pwd)/$(firstword $(wildcard \
+				   $(+sysdep_dirs:%=%/signum.h)))\"
 $(objpfx)make_siglist: $(sysdep_dir)/generic/make_siglist.c
-	$(make-target-directory)
-	signum_h=`cd $(dir $(firstword $(wildcard \
-			   $(+sysdep_dirs:%=%/signum.h)))); pwd`/signum.h; \
-	$(native-compile) \
-	-DSIGNUM_H=\"$${signum_h}\"
+	$(native-compile)
 
 generated := $(generated) make_siglist siglist.c
 endif
diff --git a/sysdeps/ieee754/dbl2mpn.c b/sysdeps/ieee754/dbl2mpn.c
index bbac525a07..749fb41737 100644
--- a/sysdeps/ieee754/dbl2mpn.c
+++ b/sysdeps/ieee754/dbl2mpn.c
@@ -1,20 +1,20 @@
-/* Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1993, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #include "gmp.h"
 #include "gmp-impl.h"
diff --git a/sysdeps/ieee754/ldbl2mpn.c b/sysdeps/ieee754/ldbl2mpn.c
index b72af2ef47..e55bb8e029 100644
--- a/sysdeps/ieee754/ldbl2mpn.c
+++ b/sysdeps/ieee754/ldbl2mpn.c
@@ -1,20 +1,20 @@
-/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #include "gmp.h"
 #include "gmp-impl.h"
diff --git a/sysdeps/ieee754/mpn2dbl.c b/sysdeps/ieee754/mpn2dbl.c
index e05d849b61..8219d18bb2 100644
--- a/sysdeps/ieee754/mpn2dbl.c
+++ b/sysdeps/ieee754/mpn2dbl.c
@@ -1,20 +1,20 @@
-/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #include "gmp.h"
 #include "gmp-impl.h"
diff --git a/sysdeps/ieee754/mpn2flt.c b/sysdeps/ieee754/mpn2flt.c
index e9bbc490ad..37448d11d8 100644
--- a/sysdeps/ieee754/mpn2flt.c
+++ b/sysdeps/ieee754/mpn2flt.c
@@ -1,20 +1,20 @@
-/* Copyright (C) 1995 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1995, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #include "gmp.h"
 #include "gmp-impl.h"
@@ -23,13 +23,13 @@ Cambridge, MA 02139, USA.  */
 
 /* Convert a multi-precision integer of the needed number of bits (24 for
    float) and an integral power of two to a `float' in IEEE754 single-
-   precision format.  */ 
+   precision format.  */
 
 float
 __mpn_construct_float (mp_srcptr frac_ptr, int expt, int sign)
 {
   union ieee754_float u;
-  
+
   u.ieee.negative = sign;
   u.ieee.exponent = expt + IEEE754_FLOAT_BIAS;
 #if BITS_PER_MP_LIMB > FLT_MANT_DIG
diff --git a/sysdeps/ieee754/mpn2ldbl.c b/sysdeps/ieee754/mpn2ldbl.c
index 03774a33c3..27a3e33266 100644
--- a/sysdeps/ieee754/mpn2ldbl.c
+++ b/sysdeps/ieee754/mpn2ldbl.c
@@ -1,20 +1,20 @@
-/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #include "gmp.h"
 #include "gmp-impl.h"
diff --git a/sysdeps/libm-ieee754/s_fdim.c b/sysdeps/libm-ieee754/s_fdim.c
new file mode 100644
index 0000000000..cdd7886068
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fdim.c
@@ -0,0 +1,36 @@
+/* Return positive difference between arguments.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+double
+__fdim (double x, double y)
+{
+  int clsx = fpclassify (x);
+  int clsy = fpclassify (y);
+
+  if (clsx == FP_NAN || clsy == FP_NAN
+      || (y < 0 && clsx == FP_INFINITE && clsy == FP_INFINITE))
+    /* Raise invalid flag.  */
+    return x - y;
+
+  return x < y ? 0 : x - y;
+}
+weak_alias (__fdim, fdim)
diff --git a/sysdeps/libm-ieee754/s_fdimf.c b/sysdeps/libm-ieee754/s_fdimf.c
new file mode 100644
index 0000000000..a8d8192c0f
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fdimf.c
@@ -0,0 +1,36 @@
+/* Return positive difference between arguments.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+float
+__fdimf (float x, float y)
+{
+  int clsx = fpclassify (x);
+  int clsy = fpclassify (y);
+
+  if (clsx == FP_NAN || clsy == FP_NAN
+      || (y < 0 && clsx == FP_INFINITE && clsy == FP_INFINITE))
+    /* Raise invalid flag.  */
+    return x - y;
+
+  return x < y ? 0 : x - y;
+}
+weak_alias (__fdimf, fdimf)
diff --git a/sysdeps/libm-ieee754/s_fdiml.c b/sysdeps/libm-ieee754/s_fdiml.c
new file mode 100644
index 0000000000..c97a668f10
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fdiml.c
@@ -0,0 +1,36 @@
+/* Return positive difference between arguments.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+long double
+__fdiml (long double x, long double y)
+{
+  int clsx = fpclassify (x);
+  int clsy = fpclassify (y);
+
+  if (clsx == FP_NAN || clsy == FP_NAN
+      || (y < 0 && clsx == FP_INFINITE && clsy == FP_INFINITE))
+    /* Raise invalid flag.  */
+    return x - y;
+
+  return x < y ? 0 : x - y;
+}
+weak_alias (__fdiml, fdiml)
diff --git a/sysdeps/libm-ieee754/s_fmax.c b/sysdeps/libm-ieee754/s_fmax.c
new file mode 100644
index 0000000000..651def8aac
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fmax.c
@@ -0,0 +1,29 @@
+/* Return maximum numeric value of X and Y.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+
+double
+__fmax (double x, double y)
+{
+  return (isgreaterequal (x, y) || isnan (y)) ? x : y;
+}
+weak_alias (__fmax, fmax)
diff --git a/sysdeps/libm-ieee754/s_fmaxf.c b/sysdeps/libm-ieee754/s_fmaxf.c
new file mode 100644
index 0000000000..e56193fe7b
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fmaxf.c
@@ -0,0 +1,29 @@
+/* Return maximum numeric value of X and Y.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+
+float
+__fmaxf (float x, float y)
+{
+  return (isgreaterequal (x, y) || isnan (y)) ? x : y;
+}
+weak_alias (__fmaxf, fmaxf)
diff --git a/sysdeps/libm-ieee754/s_fmaxl.c b/sysdeps/libm-ieee754/s_fmaxl.c
new file mode 100644
index 0000000000..6e1c7152ed
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fmaxl.c
@@ -0,0 +1,29 @@
+/* Return maximum numeric value of X and Y.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+
+long double
+__fmaxl (long double x, long double y)
+{
+  return (isgreaterequal (x, y) || isnan (y)) ? x : y;
+}
+weak_alias (__fmaxl, fmaxl)
diff --git a/sysdeps/libm-ieee754/s_fmin.c b/sysdeps/libm-ieee754/s_fmin.c
new file mode 100644
index 0000000000..2a49a2e069
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fmin.c
@@ -0,0 +1,29 @@
+/* Return minimum numeric value of X and Y.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+
+double
+__fmin (double x, double y)
+{
+  return (islessequal (x, y) || isnan (y)) ? x : y;
+}
+weak_alias (__fmin, fmin)
diff --git a/sysdeps/libm-ieee754/s_fminf.c b/sysdeps/libm-ieee754/s_fminf.c
new file mode 100644
index 0000000000..72c656e1ac
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fminf.c
@@ -0,0 +1,29 @@
+/* Return minimum numeric value of X and Y.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+
+float
+__fminf (float x, float y)
+{
+  return (islessequal (x, y) || isnan (y)) ? x : y;
+}
+weak_alias (__fminf, fminf)
diff --git a/sysdeps/libm-ieee754/s_fminl.c b/sysdeps/libm-ieee754/s_fminl.c
new file mode 100644
index 0000000000..0f06194b77
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fminl.c
@@ -0,0 +1,29 @@
+/* Return minimum numeric value of X and Y.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+
+long double
+__fminl (long double x, long double y)
+{
+  return (islessequal (x, y) || isnan (y)) ? x : y;
+}
+weak_alias (__fminl, fminl)
diff --git a/sysdeps/libm-ieee754/s_fpclassify.c b/sysdeps/libm-ieee754/s_fpclassify.c
new file mode 100644
index 0000000000..dd4e742260
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fpclassify.c
@@ -0,0 +1,43 @@
+/* Return classification value corresponding to argument.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+#include "math_private.h"
+
+
+int
+__fpclassify (double x)
+{
+  u_int32_t hx, lx;
+  int retval = FP_NORMAL;
+
+  GET_WORDS (hx, lx, x);
+  lx |= hx & 0xfffff;
+  hx &= 0x7ff00000;
+  if ((hx | lx) == 0)
+    retval = FP_ZERO;
+  else if (hx == 0)
+    retval = FP_SUBNORMAL;
+  else if (hx == 0x7ff00000)
+    retval = lx != 0 ? FP_NAN : FP_INFINITE;
+
+  return retval;
+}
diff --git a/sysdeps/libm-ieee754/s_fpclassifyf.c b/sysdeps/libm-ieee754/s_fpclassifyf.c
new file mode 100644
index 0000000000..15bcfef4a6
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fpclassifyf.c
@@ -0,0 +1,42 @@
+/* Return classification value corresponding to argument.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+#include "math_private.h"
+
+
+int
+__fpclassifyf (float x)
+{
+  u_int32_t wx;
+  int retval = FP_NORMAL;
+
+  GET_FLOAT_WORD (wx, x);
+  wx &= 0x7fffffff;
+  if (wx == 0)
+    retval = FP_ZERO;
+  else if (wx < 0x1000000)
+    retval = FP_SUBNORMAL;
+  else if (wx == 0x7f000000)
+    retval = wx > 0x7f000000 ? FP_NAN : FP_INFINITE;
+
+  return retval;
+}
diff --git a/sysdeps/libm-ieee754/s_fpclassifyl.c b/sysdeps/libm-ieee754/s_fpclassifyl.c
new file mode 100644
index 0000000000..ef37e6f0cc
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fpclassifyl.c
@@ -0,0 +1,43 @@
+/* Return classification value corresponding to argument.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+#include "math_private.h"
+
+
+int
+__fpclassifyl (long double x)
+{
+  u_int32_t ex, hx, lx;
+  int retval = FP_NORMAL;
+
+  GET_LDOUBLE_WORDS (ex, hx, lx, x);
+  hx |= lx;
+  ex &= 0x7fff;
+  if ((ex | hx) == 0)
+    retval = FP_ZERO;
+  else if (ex == 0)
+    retval = FP_SUBNORMAL;
+  else if (ex == 0x7fff)
+    retval = hx != 0 ? FP_NAN : FP_INFINITE;
+
+  return retval;
+}
diff --git a/sysdeps/libm-ieee754/s_signbit.c b/sysdeps/libm-ieee754/s_signbit.c
new file mode 100644
index 0000000000..ee340035fb
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_signbit.c
@@ -0,0 +1,32 @@
+/* Return nonzero value if number is negative.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+#include "math_private.h"
+
+int
+__signbit (double x)
+{
+  int32_t hx;
+
+  GET_HIGH_WORD (hx, x);
+  return hx & 0x80000000;
+}
diff --git a/sysdeps/libm-ieee754/s_signbitf.c b/sysdeps/libm-ieee754/s_signbitf.c
new file mode 100644
index 0000000000..85418ea73f
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_signbitf.c
@@ -0,0 +1,32 @@
+/* Return nonzero value if number is negative.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+#include "math_private.h"
+
+int
+__signbitf (float x)
+{
+  int32_t hx;
+
+  GET_FLOAT_WORD (hx, x);
+  return hx & 0x80000000;
+}
diff --git a/sysdeps/libm-ieee754/s_signbitl.c b/sysdeps/libm-ieee754/s_signbitl.c
new file mode 100644
index 0000000000..b12fdefff4
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_signbitl.c
@@ -0,0 +1,32 @@
+/* Return nonzero value if number is negative.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+#include "math_private.h"
+
+int
+__signbitl (long double x)
+{
+  int32_t e;
+
+  GET_LDOUBLE_EXP (e, x);
+  return e & 0x8000;
+}
diff --git a/sysdeps/m68k/fpu/__math.h b/sysdeps/m68k/fpu/__math.h
index 0e3e2a3d8c..1a29a56d92 100644
--- a/sysdeps/m68k/fpu/__math.h
+++ b/sysdeps/m68k/fpu/__math.h
@@ -1,26 +1,27 @@
-/* Copyright (C) 1991, 92, 93, 94, 96 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Definitions of inline math functions implemented by the m68881/2.
+   Copyright (C) 1991, 92, 93, 94, 96, 97 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #ifdef	__GNUC__
 
 #include <sys/cdefs.h>
 
-#ifdef	__NO_M81_MATH_INLINES
+#ifdef	__LIBC_M81_MATH_INLINES
 /* This is used when defining the functions themselves.  Define them with
    __ names, and with `static inline' instead of `extern inline' so the
    bodies will always be used, never an external function call.  */
@@ -34,36 +35,35 @@ Cambridge, MA 02139, USA.  */
 
 /* Define a const math function.  */
 #define __m81_defun(rettype, func, args)				      \
-  __m81_inline rettype							      \
-  __m81_u(func) args __attribute__((__const__));			      \
-  __m81_inline rettype							      \
+  __m81_inline rettype __attribute__((__const__))			      \
   __m81_u(func) args
 
 /* Define the three variants of a math function that has a direct
    implementation in the m68k fpu.  FUNC is the name for C (which will be
    suffixed with f and l for the float and long double version, resp).  OP
    is the name of the fpu operation (without leading f).  */
-#define	__inline_mathop(func, op)					      \
-  __m81_defun (double, func, (double __mathop_x))			      \
-  {									      \
-    double __result;							      \
-    __asm("f" __STRING(op) "%.x %1, %0" : "=f" (__result) : "f" (__mathop_x));\
-    return __result;							      \
-  }									      \
-  __m81_defun (float, func##f, (float __mathop_x))			      \
-  {									      \
-    float __result;							      \
-    __asm("f" __STRING(op) "%.x %1, %0" : "=f" (__result) : "f" (__mathop_x));\
-    return __result;							      \
-  }									      \
-  __m81_defun (long double, func##l, (long double __mathop_x))		      \
+
+#ifdef __USE_MISC
+#define	__inline_mathop(func, op)			\
+  __inline_mathop1(double, func, op)			\
+  __inline_mathop1(float, __CONCAT(func,f), op)		\
+  __inline_mathop1(long double, __CONCAT(func,l), op)
+#else
+#define	__inline_mathop(func, op)			\
+  __inline_mathop1(double, func, op)
+#endif
+
+#define __inline_mathop1(float_type,func, op)				      \
+  __m81_defun (float_type, func, (float_type __mathop_x))		      \
   {									      \
-    long double __result;						      \
+    float_type __result;						      \
     __asm("f" __STRING(op) "%.x %1, %0" : "=f" (__result) : "f" (__mathop_x));\
     return __result;							      \
   }
 
+#ifdef __LIBC_M81_MATH_INLINES
 /* ieee style elementary functions */
+/* These are internal to the implementation of libm.  */
 __inline_mathop(__ieee754_acos, acos)
 __inline_mathop(__ieee754_asin, asin)
 __inline_mathop(__ieee754_cosh, cosh)
@@ -73,6 +73,7 @@ __inline_mathop(__ieee754_log10, log10)
 __inline_mathop(__ieee754_log, logn)
 __inline_mathop(__ieee754_sqrt, sqrt)
 __inline_mathop(__ieee754_atanh, atanh)
+#endif
 
 __inline_mathop(__atan, atan)
 __inline_mathop(__cos, cos)
@@ -88,31 +89,56 @@ __inline_mathop(__log1p, lognp1)
 __inline_mathop(__logb, log2)
 __inline_mathop(__significand, getman)
 
+#if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
+
+__inline_mathop(atan, atan)
+__inline_mathop(cos, cos)
+__inline_mathop(sin, sin)
+__inline_mathop(tan, tan)
+__inline_mathop(tanh, tanh)
+__inline_mathop(fabs, abs)
+__inline_mathop(sqrt, sqrt)
+
+#if defined(__USE_MISC) || defined(__USE_XOPEN_EXTENDED)
+__inline_mathop(rint, int)
+__inline_mathop(expm1, etoxm1)
+__inline_mathop(log1p, lognp1)
+__inline_mathop(logb, log2)
+#endif
+
+#ifdef __USE_MISC
+__inline_mathop(significand, getman)
+#endif
+
+#endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */
+
 /* This macro contains the definition for the rest of the inline
    functions, using __FLOAT_TYPE as the domain type and __S as the suffix
    for the function names.  */
 
-#define __inline_functions(__float_type, __s)				     \
-__m81_defun (__float_type,						     \
-	     __ieee754_remainder##__s, (__float_type __x, __float_type __y)) \
+#ifdef __LIBC_M81_MATH_INLINES
+/* Internally used functions.  */
+#define __internal_inline_functions(float_type, s)			     \
+__m81_defun (float_type, __CONCAT(__ieee754_remainder,s),		     \
+	     (float_type __x, float_type __y))				     \
 {									     \
-  __float_type __result;						     \
+  float_type __result;							     \
   __asm("frem%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x));	     \
   return __result;							     \
 }									     \
 									     \
-__m81_defun (__float_type,						     \
-	     __ieee754_fmod##__s, (__float_type __x, __float_type __y))	     \
+__m81_defun (float_type, __CONCAT(__ieee754_fmod,s),			     \
+	     (float_type __x, float_type __y))				     \
 {									     \
-  __float_type __result;						     \
+  float_type __result;							     \
   __asm("fmod%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x));	     \
   return __result;							     \
 }									     \
 									     \
-__m81_defun (__float_type,						     \
-	     __ieee754_atan2##__s, (__float_type __y, __float_type __x))     \
+__m81_defun (float_type, __CONCAT(__ieee754_atan2,s),			     \
+	     (float_type __y, float_type __x))				     \
 {									     \
-  __float_type __pi, __pi_2;						     \
+  float_type __pi, __pi_2;						     \
 									     \
   __asm ("fmovecr%.x %#0, %0" : "=f" (__pi));				     \
   __asm ("fscale%.w %#-1, %0" : "=f" (__pi_2) : "0" (__pi));		     \
@@ -121,16 +147,16 @@ __m81_defun (__float_type,						     \
       if (__y > 0)							     \
 	{								     \
 	  if (__x > __y)						     \
-	    return __m81_u(__atan##__s) (__y / __x);			     \
+	    return __m81_u(__CONCAT(__atan,s)) (__y / __x);		     \
 	  else								     \
-	    return __pi_2 - __m81_u(__atan##__s) (__x / __y);		     \
+	    return __pi_2 - __m81_u(__CONCAT(__atan,s)) (__x / __y);	     \
 	}								     \
       else								     \
 	{								     \
 	  if (__x > -__y)						     \
-	    return __m81_u(__atan##__s) (__y / __x);			     \
+	    return __m81_u(__CONCAT(__atan,s)) (__y / __x);		     \
 	  else								     \
-	    return -__pi_2 - __m81_u(__atan##__s) (__x / __y);		     \
+	    return -__pi_2 - __m81_u(__CONCAT(__atan,s)) (__x / __y);	     \
 	}								     \
     }									     \
   else									     \
@@ -138,58 +164,24 @@ __m81_defun (__float_type,						     \
       if (__y > 0)							     \
 	{								     \
 	  if (-__x < __y)						     \
-	    return __pi + __m81_u(__atan##__s) (__y / __x);		     \
+	    return __pi + __m81_u(__CONCAT(__atan,s)) (__y / __x);	     \
 	  else								     \
-	    return __pi_2 - __m81_u(__atan##__s) (__x / __y);		     \
+	    return __pi_2 - __m81_u(__CONCAT(__atan,s)) (__x / __y);	     \
 	}								     \
       else								     \
 	{								     \
 	  if (-__x > -__y)						     \
-	    return -__pi + __m81_u(__atan##__s) (__y / __x);		     \
+	    return -__pi + __m81_u(__CONCAT(__atan,s)) (__y / __x);	     \
 	  else								     \
-	    return -__pi_2 - __m81_u(__atan##__s) (__x / __y);		     \
+	    return -__pi_2 - __m81_u(__CONCAT(__atan,s)) (__x / __y);	     \
 	}								     \
     }									     \
 }									     \
 									     \
-__m81_inline __float_type						     \
-__m81_u(__frexp##__s)(__float_type __value, int *__expptr)		     \
-{									     \
-  __float_type __mantissa, __exponent;					     \
-  int __iexponent;							     \
-  if (__value == 0.0)							     \
-    {									     \
-      *__expptr = 0;							     \
-      return __value;							     \
-    }									     \
-  __asm("fgetexp%.x %1, %0" : "=f" (__exponent) : "f" (__value));	     \
-  __iexponent = (int) __exponent + 1;					     \
-  *__expptr = __iexponent;						     \
-  __asm("fscale%.l %2, %0" : "=f" (__mantissa)				     \
-	: "0" (__value), "dmi" (-__iexponent));				     \
-  return __mantissa;							     \
-}									     \
-									     \
-__m81_defun (__float_type, __floor##__s, (__float_type __x))		     \
-{									     \
-  __float_type __result;						     \
-  unsigned long int __ctrl_reg;						     \
-  __asm __volatile__ ("fmove%.l %!, %0" : "=dm" (__ctrl_reg));		     \
-  /* Set rounding towards negative infinity.  */			     \
-  __asm __volatile__ ("fmove%.l %0, %!" : /* No outputs.  */ 		     \
-		      : "dmi" ((__ctrl_reg & ~0x10) | 0x20));		     \
-  /* Convert X to an integer, using -Inf rounding.  */			     \
-  __asm __volatile__ ("fint%.x %1, %0" : "=f" (__result) : "f" (__x));	     \
-  /* Restore the previous rounding mode.  */				     \
-  __asm __volatile__ ("fmove%.l %0, %!" : /* No outputs.  */		     \
-		      : "dmi" (__ctrl_reg));				     \
-  return __result;							     \
-}									     \
-									     \
-__m81_defun (__float_type,						     \
-	     __ieee754_pow##__s, (__float_type __x, __float_type __y))	     \
+__m81_defun (float_type, __CONCAT(__ieee754_pow,s),			     \
+	     (float_type __x, float_type __y))				     \
 {									     \
-  __float_type __result;						     \
+  float_type __result;							     \
   if (__x == 0.0)							     \
     {									     \
       if (__y <= 0.0)							     \
@@ -209,12 +201,12 @@ __m81_defun (__float_type,						     \
     __asm("ftwotox%.x %1, %0" : "=f" (__result) : "f" (__y));		     \
   else if (__x < 0.0)							     \
     {									     \
-      __float_type __temp = __m81_u (__rint##__s) (__y);		     \
+      float_type __temp = __m81_u (__CONCAT(__rint,s)) (__y);		     \
       if (__y == __temp)						     \
 	{								     \
 	  int __i = (int) __y;						     \
-	  __result = (__m81_u(__ieee754_exp##__s)			     \
-		      (__y * __m81_u(__ieee754_log##__s) (-__x)));	     \
+	  __result = (__m81_u(__CONCAT(__ieee754_exp,s))		     \
+		      (__y * __m81_u(__CONCAT(__ieee754_log,s)) (-__x)));    \
 	  if (__i & 1)							     \
 	    __result = -__result;					     \
 	}								     \
@@ -222,14 +214,66 @@ __m81_defun (__float_type,						     \
 	__result = 0.0 / 0.0;						     \
     }									     \
   else									     \
-    __result = (__m81_u(__ieee754_exp##__s)				     \
-		(__y * __m81_u(__ieee754_log##__s) (__x)));		     \
+    __result = (__m81_u(__CONCAT(__ieee754_exp,s))			     \
+		(__y * __m81_u(__CONCAT(__ieee754_log,s)) (__x)));	     \
   return __result;							     \
 }									     \
 									     \
-__m81_defun (__float_type, __ceil##__s, (__float_type __x))		     \
+__m81_defun (float_type, __CONCAT(__ieee754_scalb,s),			     \
+	     (float_type __x, float_type __n))				     \
 {									     \
-  __float_type __result;						     \
+  float_type __result;							     \
+  __asm ("fscale%.x %1, %0" : "=f" (__result) : "f" (__n), "0" (__x));	     \
+  return __result;							     \
+}
+
+__internal_inline_functions (double,)
+__internal_inline_functions (float,f)
+__internal_inline_functions (long double,l)
+#undef __internal_inline_functions
+
+#endif /* __LIBC_M81_MATH_INLINES */
+
+/* The rest of the functions are available to the user.  */
+
+#define __inline_functions(float_type, s)				     \
+__m81_inline float_type							     \
+__m81_u(__CONCAT(__frexp,s))(float_type __value, int *__expptr)		     \
+{									     \
+  float_type __mantissa, __exponent;					     \
+  int __iexponent;							     \
+  if (__value == 0.0)							     \
+    {									     \
+      *__expptr = 0;							     \
+      return __value;							     \
+    }									     \
+  __asm("fgetexp%.x %1, %0" : "=f" (__exponent) : "f" (__value));	     \
+  __iexponent = (int) __exponent + 1;					     \
+  *__expptr = __iexponent;						     \
+  __asm("fscale%.l %2, %0" : "=f" (__mantissa)				     \
+	: "0" (__value), "dmi" (-__iexponent));				     \
+  return __mantissa;							     \
+}									     \
+									     \
+__m81_defun (float_type, __CONCAT(__floor,s), (float_type __x))		     \
+{									     \
+  float_type __result;							     \
+  unsigned long int __ctrl_reg;						     \
+  __asm __volatile__ ("fmove%.l %!, %0" : "=dm" (__ctrl_reg));		     \
+  /* Set rounding towards negative infinity.  */			     \
+  __asm __volatile__ ("fmove%.l %0, %!" : /* No outputs.  */		     \
+		      : "dmi" ((__ctrl_reg & ~0x10) | 0x20));		     \
+  /* Convert X to an integer, using -Inf rounding.  */			     \
+  __asm __volatile__ ("fint%.x %1, %0" : "=f" (__result) : "f" (__x));	     \
+  /* Restore the previous rounding mode.  */				     \
+  __asm __volatile__ ("fmove%.l %0, %!" : /* No outputs.  */		     \
+		      : "dmi" (__ctrl_reg));				     \
+  return __result;							     \
+}									     \
+									     \
+__m81_defun (float_type, __CONCAT(__ceil,s), (float_type __x))		     \
+{									     \
+  float_type __result;							     \
   unsigned long int __ctrl_reg;						     \
   __asm __volatile__ ("fmove%.l %!, %0" : "=dm" (__ctrl_reg));		     \
   /* Set rounding towards positive infinity.  */			     \
@@ -243,16 +287,16 @@ __m81_defun (__float_type, __ceil##__s, (__float_type __x))		     \
   return __result;							     \
 }									     \
 									     \
-__m81_inline __float_type						     \
-__m81_u(__modf##__s)(__float_type __value, __float_type *__iptr)	     \
+__m81_inline float_type							     \
+__m81_u(__CONCAT(__modf,s))(float_type __value, float_type *__iptr)	     \
 {									     \
-  __float_type __modf_int;						     \
+  float_type __modf_int;						     \
   __asm ("fintrz%.x %1, %0" : "=f" (__modf_int) : "f" (__value));	     \
   *__iptr = __modf_int;							     \
   return __value - __modf_int;						     \
 }									     \
 									     \
-__m81_defun (int, __isinf##__s, (__float_type __value))			     \
+__m81_defun (int, __CONCAT(__isinf,s), (float_type __value))		     \
 {									     \
   /* There is no branch-condition for infinity,				     \
      so we must extract and examine the condition codes manually.  */	     \
@@ -262,7 +306,7 @@ __m81_defun (int, __isinf##__s, (__float_type __value))			     \
   return (__fpsr & (2 << 24)) ? (__fpsr & (8 << 24) ? -1 : 1) : 0;	     \
 }									     \
 									     \
-__m81_defun (int, __isnan##__s, (__float_type __value))			     \
+__m81_defun (int, __CONCAT(__isnan,s), (float_type __value))		     \
 {									     \
   char __result;							     \
   __asm("ftst%.x %1\n"							     \
@@ -270,7 +314,7 @@ __m81_defun (int, __isnan##__s, (__float_type __value))			     \
   return __result;							     \
 }									     \
 									     \
-__m81_defun (int, __finite##__s, (__float_type __value))		     \
+__m81_defun (int, __CONCAT(__finite,s), (float_type __value))		     \
 {									     \
   /* There is no branch-condition for infinity, so we must extract and	     \
      examine the condition codes manually.  */				     \
@@ -280,34 +324,94 @@ __m81_defun (int, __finite##__s, (__float_type __value))		     \
   return (__fpsr & (3 << 24)) == 0;					     \
 }									     \
 									     \
-__m81_defun (int, __ilogb##__s, (__float_type __x))			     \
+__m81_defun (int, __CONCAT(__ilogb,s), (float_type __x))		     \
 {									     \
-  __float_type __result;						     \
+  float_type __result;							     \
   if (__x == 0.0)							     \
     return 0x80000001;							     \
   __asm("fgetexp%.x %1, %0" : "=f" (__result) : "f" (__x));		     \
   return (int) __result;						     \
 }									     \
 									     \
-__m81_defun (__float_type,						     \
-	     __ieee754_scalb##__s, (__float_type __x, __float_type __n))     \
+__m81_defun (float_type, __CONCAT(__scalbn,s), (float_type __x, int __n))    \
 {									     \
-  __float_type __result;						     \
-  __asm ("fscale%.x %1, %0" : "=f" (__result) : "f" (__n), "0" (__x));	     \
-  return __result;							     \
-}									     \
-									     \
-__m81_defun (__float_type, __scalbn##__s, (__float_type __x, int __n))	     \
-{									     \
-  __float_type __result;						     \
+  float_type __result;							     \
   __asm ("fscale%.l %1, %0" : "=f" (__result) : "dmi" (__n), "0" (__x));     \
   return __result;							     \
 }
 
 /* This defines the three variants of the inline functions.  */
-__inline_functions (double, )
-__inline_functions (float, f)
-__inline_functions (long double, l)
+__inline_functions (double,)
+__inline_functions (float,f)
+__inline_functions (long double,l)
 #undef __inline_functions
 
+#if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
+
+/* Define inline versions of the user visible functions.  */
+
+#define __inline_forward_c(rettype, name, args1, args2)	\
+extern __inline rettype __attribute__((__const__))	\
+name args1						\
+{							\
+  return __CONCAT(__,name) args2;			\
+}
+
+#define __inline_forward(rettype, name, args1, args2)	\
+extern __inline rettype name args1			\
+{							\
+  return __CONCAT(__,name) args2;			\
+}
+
+__inline_forward(double,frexp, (double __value, int *__expptr),
+		 (__value, __expptr))
+__inline_forward_c(double,floor, (double __x), (__x))
+__inline_forward_c(double,ceil, (double __x), (__x))
+__inline_forward(double,modf, (double __value, double *__iptr),
+		 (__value, __iptr))
+#ifdef __USE_MISC
+__inline_forward_c(int,isinf, (double __value), (__value))
+__inline_forward_c(int,finite, (double __value), (__value))
+__inline_forward_c(double,scalbn, (double __x, int __n), (__x, __n))
+#endif
+#if defined __USE_MISC || defined __USE_XOPEN
+__inline_forward_c(int,isnan, (double __value), (__value))
+__inline_forward_c(int,ilogb, (double __value), (__value))
+#endif
+
+#ifdef __USE_MISC
+
+__inline_forward(float,frexpf, (float __value, int *__expptr),
+		 (__value, __expptr))
+__inline_forward_c(float,floorf, (float __x), (__x))
+__inline_forward_c(float,ceilf, (float __x), (__x))
+__inline_forward(float,modff, (float __value, float *__iptr),
+		 (__value, __iptr))
+__inline_forward_c(int,isinff, (float __value), (__value))
+__inline_forward_c(int,finitef, (float __value), (__value))
+__inline_forward_c(float,scalbnf, (float __x, int __n), (__x, __n))
+__inline_forward_c(int,isnanf, (float __value), (__value))
+__inline_forward_c(int,ilogbf, (float __value), (__value))
+
+__inline_forward(long double,frexpl, (long double __value, int *__expptr),
+		 (__value, __expptr))
+__inline_forward_c(long double,floorl, (long double __x), (__x))
+__inline_forward_c(long double,ceill, (long double __x), (__x))
+__inline_forward(long double,modfl,
+		 (long double __value, long double *__iptr),
+		 (__value, __iptr))
+__inline_forward_c(int,isinfl, (long double __value), (__value))
+__inline_forward_c(int,finitel, (long double __value), (__value))
+__inline_forward_c(long double,scalbnl, (long double __x, int __n),
+		   (__x, __n))
+__inline_forward_c(int,isnanl, (long double __value), (__value))
+__inline_forward_c(int,ilogbl, (long double __value), (__value))
+
+#endif /* __USE_MISC */
+
+#undef __inline_forward
+#undef __inline_forward_c
+
+#endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */
+
 #endif	/* GCC.  */
diff --git a/sysdeps/m68k/fpu/e_acos.c b/sysdeps/m68k/fpu/e_acos.c
index 61c374d917..7ea9fb014b 100644
--- a/sysdeps/m68k/fpu/e_acos.c
+++ b/sysdeps/m68k/fpu/e_acos.c
@@ -1,22 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
-#define __NO_M81_MATH_INLINES
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 #include "math_private.h"
 
diff --git a/sysdeps/m68k/fpu/e_fmod.c b/sysdeps/m68k/fpu/e_fmod.c
index bf2f7ed1bb..1daa453618 100644
--- a/sysdeps/m68k/fpu/e_fmod.c
+++ b/sysdeps/m68k/fpu/e_fmod.c
@@ -1,22 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
-#define __NO_M81_MATH_INLINES
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 #include "math_private.h"
 
diff --git a/sysdeps/m68k/fpu/k_cos.c b/sysdeps/m68k/fpu/k_cos.c
index 6bb9090568..516d45904e 100644
--- a/sysdeps/m68k/fpu/k_cos.c
+++ b/sysdeps/m68k/fpu/k_cos.c
@@ -1,22 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
-#define __NO_M81_MATH_INLINES
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 #include "math_private.h"
 
diff --git a/sysdeps/m68k/fpu/k_sin.c b/sysdeps/m68k/fpu/k_sin.c
index f10c7f9801..348bc8fd9d 100644
--- a/sysdeps/m68k/fpu/k_sin.c
+++ b/sysdeps/m68k/fpu/k_sin.c
@@ -1,22 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
-#define __NO_M81_MATH_INLINES
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 #include "math_private.h"
 
diff --git a/sysdeps/m68k/fpu/k_tan.c b/sysdeps/m68k/fpu/k_tan.c
index 9c222cd6e1..c38327e571 100644
--- a/sysdeps/m68k/fpu/k_tan.c
+++ b/sysdeps/m68k/fpu/k_tan.c
@@ -1,22 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
-#define __NO_M81_MATH_INLINES
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 #include "math_private.h"
 
diff --git a/sysdeps/m68k/fpu/s_atan.c b/sysdeps/m68k/fpu/s_atan.c
index 99b3024326..f3d6960dc1 100644
--- a/sysdeps/m68k/fpu/s_atan.c
+++ b/sysdeps/m68k/fpu/s_atan.c
@@ -1,23 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <ansidecl.h>
-#define __NO_M81_MATH_INLINES
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 
 #ifndef FUNC
@@ -30,7 +29,8 @@ Cambridge, MA 02139, USA.  */
 #define __CONCATX(a,b) __CONCAT(a,b)
 
 float_type
-DEFUN(__CONCATX(__,FUNC), (x), float_type x)
+__CONCATX(__,FUNC) (x)
+     float_type x;
 {
   return __m81_u(__CONCATX(__,FUNC))(x);
 }
diff --git a/sysdeps/m68k/fpu/s_frexp.c b/sysdeps/m68k/fpu/s_frexp.c
index 8b38086e27..84a9a0b45d 100644
--- a/sysdeps/m68k/fpu/s_frexp.c
+++ b/sysdeps/m68k/fpu/s_frexp.c
@@ -1,23 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <ansidecl.h>
-#define __NO_M81_MATH_INLINES
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 
 #ifndef FUNC
@@ -30,9 +29,12 @@ Cambridge, MA 02139, USA.  */
 #define __CONCATX(a,b) __CONCAT(a,b)
 
 float_type
-DEFUN(__CONCATX(__,FUNC), (value, expptr), float_type value AND int *expptr)
+__CONCATX(__,FUNC) (value, expptr)
+     float_type value;
+     int *expptr;
 {
   return __m81_u(__CONCATX(__,FUNC))(value, expptr);
 }
+
 #define weak_aliasx(a,b) weak_alias(a,b)
 weak_aliasx (__CONCATX(__,FUNC), FUNC)
diff --git a/sysdeps/m68k/fpu/s_ilogb.c b/sysdeps/m68k/fpu/s_ilogb.c
index 39c871481d..a081a884d4 100644
--- a/sysdeps/m68k/fpu/s_ilogb.c
+++ b/sysdeps/m68k/fpu/s_ilogb.c
@@ -1,23 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <ansidecl.h>
-#define __NO_M81_MATH_INLINES
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 
 #ifndef FUNC
@@ -30,7 +29,8 @@ Cambridge, MA 02139, USA.  */
 #define __CONCATX(a,b) __CONCAT(a,b)
 
 int
-DEFUN(__CONCATX(__,FUNC), (x), float_type x)
+__CONCATX(__,FUNC) (x)
+     float_type x;
 {
   return __m81_u(__CONCATX(__,FUNC))(x);
 }
diff --git a/sysdeps/m68k/fpu/s_isinf.c b/sysdeps/m68k/fpu/s_isinf.c
index 7d4b1c44a5..fa0d1d56db 100644
--- a/sysdeps/m68k/fpu/s_isinf.c
+++ b/sysdeps/m68k/fpu/s_isinf.c
@@ -1,23 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <ansidecl.h>
-#define __NO_M81_MATH_INLINES
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 
 #ifndef FUNC
@@ -30,7 +29,8 @@ Cambridge, MA 02139, USA.  */
 #define __CONCATX(a,b) __CONCAT(a,b)
 
 int
-DEFUN(__CONCATX(__,FUNC), (x), float_type x)
+__CONCATX(__,FUNC) (x)
+     float_type x;
 {
   return __m81_u(__CONCATX(__,FUNC))(x);
 }
diff --git a/sysdeps/m68k/fpu/s_modf.c b/sysdeps/m68k/fpu/s_modf.c
index 426d847ebd..6428afc3be 100644
--- a/sysdeps/m68k/fpu/s_modf.c
+++ b/sysdeps/m68k/fpu/s_modf.c
@@ -1,23 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <ansidecl.h>
-#define __NO_M81_MATH_INLINES
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 
 #ifndef FUNC
@@ -30,9 +29,12 @@ Cambridge, MA 02139, USA.  */
 #define __CONCATX(a,b) __CONCAT(a,b)
 
 float_type
-DEFUN(__CONCATX(__,FUNC), (x, iptr), float_type x AND float_type *iptr)
+__CONCATX(__,FUNC) (x, iptr)
+     float_type x;
+     float_type *iptr;
 {
   return __m81_u(__CONCATX(__,FUNC))(x, iptr);
 }
+
 #define weak_aliasx(a,b) weak_alias(a,b)
 weak_aliasx(__CONCATX(__,FUNC), FUNC)
diff --git a/sysdeps/m68k/fpu/s_scalbn.c b/sysdeps/m68k/fpu/s_scalbn.c
index 6d2b74a3d0..1d43a75de0 100644
--- a/sysdeps/m68k/fpu/s_scalbn.c
+++ b/sysdeps/m68k/fpu/s_scalbn.c
@@ -1,23 +1,22 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <ansidecl.h>
-#define __NO_M81_MATH_INLINES
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define __LIBC_M81_MATH_INLINES
 #include <math.h>
 
 #ifndef FUNC
@@ -30,7 +29,9 @@ Cambridge, MA 02139, USA.  */
 #define __CONCATX(a,b) __CONCAT(a,b)
 
 float_type
-DEFUN(__CONCATX(__,FUNC), (x, exp), float_type x AND int exp)
+__CONCATX(__,FUNC) (x, exp)
+     float_type x;
+     int exp;
 {
   return __m81_u(__CONCATX(__,FUNC))(x, exp);
 }
diff --git a/sysdeps/posix/Makefile b/sysdeps/posix/Makefile
index a0122c7c05..9770dbb358 100644
--- a/sysdeps/posix/Makefile
+++ b/sysdeps/posix/Makefile
@@ -21,15 +21,12 @@ $(common-objpfx)stdio_lim.h: $(common-objpfx)mk-stdiolim
 	mv $@-t $@
 
 # Turn into a version that works when cd'd into $(objdir).
-cded-objdir-includes = $(patsubst -I$$cwd//%,-I/%,\
-				  $(patsubst -I%,-I$$cwd/%,$(+includes)))
-# $(BUILD_CFLAGS) needs to come last because it contains unwanted -Is.
+mk-stdiolim-CFLAGS = $(patsubst -I$(shell pwd)//%,-I/%,\
+				$(patsubst -I%,-I$(shell pwd)/%,$(+includes)))
+# $(ALL_BUILD_CFLAGS) needs to come last because it contains unwanted -Is.
 $(common-objpfx)mk-stdiolim: $(sysdep_dir)/posix/mk-stdiolim.c \
 			     $(..)posix/posix1_lim.h local_lim.h
-	cwd=`pwd`; cd $(objpfx).; \
-	$(BUILD_CC) $(cded-objdir-includes) $(BUILD_CFLAGS) \
-	  $$cwd/$< -o $(patsubst $(common-objpfx)%,$(..)%,$@)
-
+	$(common-objdir-compile)
 
 common-generated := $(common-generated) stdio_lim.h mk-stdiolim
 before-compile := $(before-compile) $(common-objpfx)stdio_lim.h
diff --git a/sysdeps/unix/Makefile b/sysdeps/unix/Makefile
index 3cef7e735b..c9c5ed8fdc 100644
--- a/sysdeps/unix/Makefile
+++ b/sysdeps/unix/Makefile
@@ -23,20 +23,20 @@ ifeq (,$(filter-out $(sysdep_dir)/stub/ $(common-objpfx),\
 	$(dir $(firstword $(wildcard $(+sysdep_dirs:%=%/local_lim.h))))))
 
 ifneq (,$(wildcard $(sysincludedir)/sys/param.h))
-local_lim-CFLAGS := $(local_lim-CFLAGS) -DHAVE_SYS_PARAM_H
+mk-local_lim-CFLAGS += -DHAVE_SYS_PARAM_H
 endif
 ifneq (,$(wildcard $(sysincludedir)/sys/limits.h))
-local_lim-CFLAGS := $(local_lim-CFLAGS) -DHAVE_SYS_LIMITS_H
+mk-local_lim-CFLAGS += -DHAVE_SYS_LIMITS_H
 endif
 ifneq (,$(wildcard $(sysincludedir)/limits.h))
-local_lim-CFLAGS := $(local_lim-CFLAGS) -DHAVE_LIMITS_H
+mk-local_lim-CFLAGS += -DHAVE_LIMITS_H
 endif
 
 $(common-objpfx)local_lim.h: $(common-objpfx)mk-local_lim
-	if $(dir $<)$(notdir $<) > $@-t; then mv $@-t $@; else XXX; fi
+	$(dir $<)$(notdir $<) > $@-t
+	mv -f $@-t $@
 $(common-objpfx)mk-local_lim: $(sysdep_dir)/unix/mk-local_lim.c
-	cwd=`pwd`; cd $(@D); \
-	$(BUILD_CC) $(BUILD_CFLAGS) $(local_lim-CFLAGS) $$cwd/$< -o $(@F)
+	$(common-objdir-compile)
 
 before-compile := $(before-compile) $(common-objpfx)local_lim.h
 common-generated := $(common-generated) local_lim.h mk-local_lim
@@ -50,7 +50,7 @@ ifeq (,$(filter-out $(sysdep_dir)/stub/ $(common-objpfx),\
 before-compile := $(before-compile) $(common-objpfx)sys/param.h
 
 $(common-objpfx)sys/param.h: $(sysincludedir)/sys/param.h
-	-mkdir $(@D:%/=%)
+	$(make-target-directory)
 	(echo '#ifndef _GNU_SYS_PARAM_H';	\
 	 echo '#define _GNU_SYS_PARAM_H 1';	\
 	 echo '#include <endian.h>';		\
@@ -73,16 +73,17 @@ $(common-objpfx)param.h.c: $(sysincludedir)/sys/param.h
 $(common-objpfx)param.h.dep: $(common-objpfx)param.h.c \
 			     $(sysdep_dir)/unix/Makefile
 	$(+mkdep) -I$(sysincludedir) $<		\
-	| sed > $@				\
+	| sed > $@-t				\
 	      -e 's@^.*:@@'			\
 	      -e 's@$<@@g'			\
 	      -e 's@$(sysincludedir)/*@@g'	\
 	      -e 's@\\$$@@'			\
 	      -e 's@^@sys/param.h-includes := $$(sys/param.h-includes) @'
+	mv $@-t $@
 
 # Get the generated definition of sys/param.h-includes.
 ifndef no_deps
-include $(common-objpfx)param.h.dep
+-include $(common-objpfx)param.h.dep
 endif
 
 # Don't preempt our own headers.
@@ -100,7 +101,7 @@ ifdef sys/param.h-includes
 # Copy the system files to $(common-objdir).
 $(addprefix $(common-objpfx),$(sys/param.h-includes)): $(common-objpfx)%: \
 						       $(sysincludedir)/%
-	-mkdir $(@D:%/=%)
+	$(make-target-directory)
 # Some of these files sometimes contain conflicting declarations for htons,
 # ntohs, etc.  They also often contain definitions of *_ENDIAN and
 # BYTE_ORDER, which we define ourselves in <endian.h>.
@@ -146,7 +147,8 @@ $(common-objpfx)make-errnos.c: $(sysdep_dir)/unix/errnos-tmpl.c \
 
 $(common-objpfx)errnos: $(wildcard $(sysincludedir)/errno.h	\
 				   $(sysincludedir)/sys/errno.h)
-	cat $^ | sed -n 's/^#define[ 	]*\(E[A-Z0-9][A-Z0-9]*\)[ 	].*$$/\1/p' > $@-tmp
+	sed -n 's/^#define[ 	]*\(E[A-Z0-9][A-Z0-9]*\)[ 	].*$$/\1/p' \
+	    $^ > $@-tmp
 	mv $@-tmp $@
 
 common-generated := $(common-generated) \
@@ -169,8 +171,7 @@ make-ioctls-CFLAGS := $(subst /,_,$(subst .,_,\
 				   $(ioctl-includes))))
 
 $(common-objpfx)make-ioctls: $(common-objpfx)make-ioctls.c
-	cd $(@D); $(BUILD_CC) $(BUILD_CFLAGS) $(make-ioctls-CFLAGS) \
-			$(<:$(common-objpfx)%=%) -o $(@F)
+	$(common-objdir-compile)
 
 $(common-objpfx)make-ioctls.c: $(sysdep_dir)/unix/ioctls-tmpl.c \
 			       $(sysdep_dir)/unix/ioctls.awk \
@@ -247,7 +248,7 @@ ifdef syscall.h
 
 # Transmogrify any of several formats of the file into the one we want.
 $(common-objpfx)sys/syscall.h: $(syscall.h)
-	-mkdir $(common-objpfx)sys
+	$(make-target-directory)
 	tr '[A-Z]' '[a-z]' < $< | \
 	sed -e 's/[ 	]sys_/ /' \
 	    -e 's/^#define[ 	]*\([a-z0-9_]*\)[ 	]*/#define SYS_\1 /' \
diff --git a/sysdeps/unix/sysv/linux/alpha/brk.S b/sysdeps/unix/sysv/linux/alpha/brk.S
index 3d9f6dca5f..f44686b9a4 100644
--- a/sysdeps/unix/sysv/linux/alpha/brk.S
+++ b/sysdeps/unix/sysv/linux/alpha/brk.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Brendan Kehoe <brendan@zen.org>, 1993.
 
@@ -50,20 +50,23 @@ LEAF(__brk, 0)
 	ldiq	v0, __NR_brk
 	call_pal PAL_callsys
 
+	/* Be prepared for an OSF-style brk.  */
+	bne	a3, $err1
+	beq	v0, $ok
+
 	/* Correctly handle the brk(0) query case.  */
 	cmoveq	a0, v0, a0
-
-	subq	a0, v0, t0
-	bne	t0, error
+	xor	a0, v0, t0
+	bne	t0, $err0
 
 	/* Update __curbrk and return cleanly.  */
-	stq	a0, __curbrk
 	mov	zero, v0
+$ok:	stq	a0, __curbrk
 	ret
 
 	/* What a horrible way to die.  */
-error:	ldi	v0, ENOMEM
-	jmp	zero, __syscall_error
+$err0:	ldi	v0, ENOMEM
+$err1:	jmp	zero, __syscall_error
 
 	END(__brk)
 
diff --git a/sysdeps/unix/sysv/linux/netinet/in_systm.h b/sysdeps/unix/sysv/linux/netinet/in_systm.h
index f481c5511a..902fe6ea0e 100644
--- a/sysdeps/unix/sysv/linux/netinet/in_systm.h
+++ b/sysdeps/unix/sysv/linux/netinet/in_systm.h
@@ -1 +1,41 @@
-#include <linux/in_systm.h>
+/* System specific type definitions for networking code.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _NETINET_IN_SYSTM_H
+#define _NETINET_IN_SYSTM_H 1
+
+#include <sys/cdefs.h>
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+/*
+ * Network order versions of various data types. Unfortunately, BSD
+ * assumes specific sizes for shorts (16 bit) and longs (32 bit) which
+ * don't hold in general. As a consequence, the network order versions
+ * may not reflect the actual size of the native data types.
+ */
+
+typedef u_int16_t n_short;      /* short as received from the net */
+typedef u_int32_t n_long;       /* long as received from the net  */
+typedef u_int32_t n_time;       /* ms since 00:00 GMT, byte rev   */
+
+__END_DECLS
+
+#endif /* netinet/in_systm.h */
diff --git a/sysdeps/unix/sysv/linux/poll.c b/sysdeps/unix/sysv/linux/poll.c
index 198819970a..337b85005f 100644
--- a/sysdeps/unix/sysv/linux/poll.c
+++ b/sysdeps/unix/sysv/linux/poll.c
@@ -1 +1,53 @@
+/* Poll system call, with emulation if it is not available.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <errno.h>
+#include <sys/poll.h>
+
+extern int __syscall_poll __P ((struct pollfd *fds, unsigned int nfds,
+				int timeout));
+extern int __emulate_poll __P ((struct pollfd *fds, unsigned long int nfds,
+				int timeout));
+
+/* The real implementation.  */
+int
+poll (fds, nfds, timeout)
+     struct pollfd *fds;
+     unsigned long int nfds;
+     int timeout;
+{
+  static int must_emulate = 0;
+
+  if (!must_emulate)
+    {
+      int retval = __syscall_poll (fds, nfds, timeout);
+
+      if (retval >= 0 || errno != ENOSYS)
+	return retval;
+
+      must_emulate = 1;
+    }
+
+  return __emulate_poll (fds, nfds, timeout);
+}
+
+
+/* Get the emulation code.  */
+#define poll(fds, nfds, timeout) __emulate_poll (fds, nfds, timeout)
 #include <sysdeps/unix/bsd/poll.c>
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index 20ac94ae26..867e3bce3e 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -30,6 +30,7 @@ nanosleep	-	nanosleep	2	__libc_nanosleep	__nanosleep nanosleep
 pause		-	pause		0	__libc_pause	pause
 personality	init-first personality	1	__personality	personality
 pipe		-	pipe		1	__pipe		pipe
+s_poll		EXTRA	poll		3	__syscall_poll
 query_module	EXTRA	query_module	5	query_module
 s_getdents	EXTRA	getdents	3	__getdents
 s_getpriority	getpriority getpriority	2	__syscall_getpriority
diff --git a/sysdeps/unix/sysv/sysv4/solaris2/Makefile b/sysdeps/unix/sysv/sysv4/solaris2/Makefile
index 3f86c46cc8..3ad90f748a 100644
--- a/sysdeps/unix/sysv/sysv4/solaris2/Makefile
+++ b/sysdeps/unix/sysv/sysv4/solaris2/Makefile
@@ -3,4 +3,4 @@
 # along the way (e.g., glue-ctype) will fail because it'll try to link
 # with the libc.a being *constructed* in $(objdir).  As a work-around,
 # we add this to each native-compile.
-BUILD_CFLAGS := $(BUILD_CFLAGS) -L/lib
+ALL_BUILD_CFLAGS += -L/lib