update from main archive 961220cvs/libc-961221

Sat Dec 21 04:14:16 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/common/pause.c: Add missing second argument in
	call to __sigpause.
	Reported by a sun <asun@zoology.washington.edu>.

	* locale/weight.h: Correct handling of collation elements.
	Reported by Keld Simonsen <keld@dkuug.dk>.

	* manual/time.texi: Document ^ flag and %P format.

	* new-malloc/malloc.c: Update from Wolfram Gloger.

	* nss/nss.h: Reformat copyright.
	* posix/sched.h: Likewise.
	* sysdeps/i386/fpu_control.h: Likewise.
	* sysdeps/unix/sysv/linux/fcntlbits.h: Likewise.
	* sysdeps/unix/sysv/linux/ioctls.h: Likewise.
	* sysdeps/unix/sysv/linux/sigcontext.h: Likewise.
	* sysdeps/unix/sysv/linux/utsnamelen.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/acct.h: Likewise.
	* sysvips/sys/msg.h: Likewise.

	* stdio-common/Makefile (routines): Remove fcloseall.
	* stdio-common/fcloseall.c: Removed.

	* stdlib/Makefile (distribute): Add abort-instr.h.
	* sysdeps/generic/abort-instr.h: New file.
	* sysdeps/i386/abort-instr.h: New file.
	* sysdeps/generic/abort.c: Use lock and stage counter to prevent
	any form of loop.

	* sysdeps/unix/sysv/linux/timebits.h: Define CLK_TCK as 100.
	* sysdeps/unix/sysv/linux/alpha/timebits.h: Define CLOCKS_PER_SEC
	as 1000000.  Define CLK_TCK as 1024.
	* time/time.c (CLK_TCK): Define only if not already set.

	* time/strftime.c: Don't use `isdigit' when computing field width
	from string since the locale might have more than one digit
	block.

Fri Dec 20 12:38:14 1996  Darrel Hankerson  <hankedr@mail.auburn.edu>

	* posix/getopt.c (in -W option handling): Return when optind == argc.

Thu Dec 19 14:24:50 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* nis/nss_nis/nis-alias.c (_nss_nis_parse_aliasent): Add const to
	type of KEY.

	* nis/nss_compat/compat-grp.c: Include the declaration of the file
	parser.
	* nis/nss_compat/compat-pwd.c: Likewise.
	* nis/nss_compat/compat-spwd.c: Likewise.
	* nis/nss_nis/nis-ethers.c: Likewise.
	* nis/nss_nis/nis-grp.c: Likewise.
	* nis/nss_nis/nis-network.c: Likewise.
	* nis/nss_nis/nis-proto.c: Likewise.
	* nis/nss_nis/nis-pwd.c: Likewise.
	* nis/nss_nis/nis-rpc.c: Likewise.
	* nis/nss_nis/nis-spwd.c: Likewise.

	* nis/nss_compat/compat-grp.c (getgrent_next_nis,
 	getgrent_next_file): Pass the correct type for the buffer to the
 	parser function.
	* nis/nss_compat/compat-pwd.c (getpwent_next_netgr,
	getpwent_next_nis, getpwent_next_file): Likewise.
	* nis/nss_compat/compat-spwd.c (getspent_next_netgr,
	getspent_next_nis, getspent_next_file): Likewise.
	* nis/nss_nis/nis-ethers.c (internal_nis_getetherent_r,
	_nss_nis_getethernam_r, _nss_nis_getetherbyaddr_r): Likewise.
	* nis/nss_nis/nis-grp.c (internal_nis_getgrent_r,
	_nss_nis_getgrnam_r, _nss_nis_getgrgid_r): Likewise.
	* nis/nss_nis/nis-network.c (internal_nis_getnetent_r,
	_nss_nis_getnetbyname_r, _nss_nis_getnetbyaddr_r): Likewise.
	* nis/nss_nis/nis-proto.c (internal_nis_getprotoent_r,
	_nss_nis_getprotobyname_r, _nss_nis_getprotobynumber_r): Likewise.
	* nis/nss_nis/nis-pwd.c (internal_nis_getpwent_r,
	_nss_nis_getpwnam_r, _nss_nis_getpwuid_r): Likewise.
	* nis/nss_nis/nis-rpc.c (internal_nis_getrpcent_r,
	_nss_nis_getrpcbynumber_r): Likewise.
	* nis/nss_nis/nis-spwd.c (internal_nis_getspent_r,
	_nss_nis_getspnam_r): Likewise.

Thu Dec 19 13:37:16 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/m68k/setjmp.c: New file.

13 files changed, 282 insertions, 134 deletions

diff --git a/sysdeps/generic/abort-instr.h b/sysdeps/generic/abort-instr.h
new file mode 100644
index 0000000000..106a330b2b
--- /dev/null
+++ b/sysdeps/generic/abort-instr.h
@@ -0,0 +1,2 @@
+/* We cannot give any generic instruction to crash the program.
+   abort() will have to make sure it never returns.  */
diff --git a/sysdeps/generic/abort.c b/sysdeps/generic/abort.c
index 61b99377b9..604eadc4f5 100644
--- a/sysdeps/generic/abort.c
+++ b/sysdeps/generic/abort.c
@@ -16,16 +16,26 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#include <libc-lock.h>
 #include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <signal.h>
 
+/* Try to get a machine dependent instruction which will make the
+   program crash.  This is used in case everything else fails.  */
+#include "abort-instr.h"
+#ifndef ABORT_INSTRUCTION
+/* No such instruction is available.  */
+# define ABORT_INSTRUCTION
+#endif
+
+/* We must avoid to run in circles.  Therefore we remember how far we
+   already got.  */
+static int stage;
 
-/* Function to close all streams and also make sure we don't loop by
-   calling abort while closing the streams.  */
-extern void __close_all_streams (void);
+/* We should be prepared for multiple threads trying to run abort.  */
+__libc_lock_define_initialized_recursive (static, lock);
 
 
 /* Cause an abnormal program termination with core-dump.  */
@@ -35,41 +45,78 @@ abort (void)
   struct sigaction act;
   sigset_t sigs;
 
-  if (__sigemptyset (&sigs) == 0 &&
-      __sigaddset (&sigs, SIGABRT) == 0)
-    __sigprocmask (SIG_UNBLOCK, &sigs, (sigset_t *) NULL);
+  /* First acquire the lock.  */
+  __libc_lock_lock (lock);
+
+  /* Now it's for sure we are alone.  But recursive calls are possible.  */
 
-  /* If there is a user handler installed use it.  We don't close or
-     flush streams.  */
-  if (__sigaction (SIGABRT, NULL, &act) >= 0
-      && act.sa_handler != SIG_DFL)
+  /* Unlock SIGABRT.  */
+  if (stage == 0)
     {
-      /* Send signal to call user handler.  */
-      raise (SIGABRT);
+      ++stage;
+      if (__sigemptyset (&sigs) == 0 &&
+	  __sigaddset (&sigs, SIGABRT) == 0)
+	__sigprocmask (SIG_UNBLOCK, &sigs, (sigset_t *) NULL);
+    }
+
+  /* Flush all streams.  We cannot close them now because the user
+     might have registered a handler for SIGABRT.  */
+  if (stage == 1)
+    {
+      ++stage;
+      fflush (NULL);
+    }
 
-      /* It returns, so we are responsible for closing the streams.  */
-      __close_all_streams ();
+  /* Send signal which possibly calls a user handler.  */
+  if (stage == 2)
+    {
+      ++stage;
+      raise (SIGABRT);
+    }
 
-      /* There was a handler installed.  Now remove it.  */
+  /* There was a handler installed.  Now remove it.  */
+  if (stage == 3)
+    {
+      ++stage;
       memset (&act, '\0', sizeof (struct sigaction));
       act.sa_handler = SIG_DFL;
       __sigfillset (&act.sa_mask);
       act.sa_flags = 0;
       __sigaction (SIGABRT, &act, NULL);
     }
-  else
-    /* No handler installed so the next `raise' will hopefully
-       terminate the process.  Therefore we must close the streams.  */
-    __close_all_streams ();
+
+  /* Now close the streams which also flushes the output the user
+     defined handler might has produced.  */
+  if (stage == 4)
+    {
+      ++stage;
+      fclose (NULL);
+    }
 
   /* Try again.  */
-  raise (SIGABRT);
+  if (stage == 5)
+    {
+      ++stage;
+      raise (SIGABRT);
+    }
 
-  /* If we can't signal ourselves, exit.  */
-  _exit (127);
+  /* Now try to abort using the system specific command.  */
+  if (stage == 6)
+    {
+      ++stage;
+      ABORT_INSTRUCTION;
+    }
+
+  /* If we can't signal ourselves and the abort instruction failed, exit.  */
+  if (stage == 7)
+    {
+      ++stage;
+      _exit (127);
+    }
 
-  /* If even this fails make sure we never return.  */
+  /* If even this fails try to use the provided instruction to crash
+     or otherwise make sure we never return.  */
   while (1)
-    /* For ever and ever.  */
-    ;
+    /* Try for ever and ever.  */
+    ABORT_INSTRUCTION;
 }
diff --git a/sysdeps/i386/abort-instr.h b/sysdeps/i386/abort-instr.h
new file mode 100644
index 0000000000..810f10379b
--- /dev/null
+++ b/sysdeps/i386/abort-instr.h
@@ -0,0 +1,2 @@
+/* An instruction which should crash any program is `hlt'.  */
+#define ABORT_INSTRUCTION asm ("hlt")
diff --git a/sysdeps/i386/fpu_control.h b/sysdeps/i386/fpu_control.h
index 7944b1a5ee..4677f13518 100644
--- a/sysdeps/i386/fpu_control.h
+++ b/sysdeps/i386/fpu_control.h
@@ -1,22 +1,22 @@
 /* FPU control word bits.  i387 version.
-Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Olaf Flebbe.
-
-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.  */
+   Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Olaf Flebbe.
+
+   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 _FPU_CONTROL_H
 #define _FPU_CONTROL_H	1
diff --git a/sysdeps/unix/common/pause.c b/sysdeps/unix/common/pause.c
index a073dd2b3a..1580a0baef 100644
--- a/sysdeps/unix/common/pause.c
+++ b/sysdeps/unix/common/pause.c
@@ -1,20 +1,20 @@
 /* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+   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 <signal.h>
 #include <unistd.h>
@@ -26,6 +26,6 @@ Cambridge, MA 02139, USA.  */
 int
 __libc_pause (void)
 {
-  return __sigpause (__sigblock (0));
+  return __sigpause (__sigblock (0), 0);
 }
 weak_alias (__libc_pause, pause)
diff --git a/sysdeps/unix/sysv/linux/alpha/timebits.h b/sysdeps/unix/sysv/linux/alpha/timebits.h
index f777dc2aa8..1ad0df8c5b 100644
--- a/sysdeps/unix/sysv/linux/alpha/timebits.h
+++ b/sysdeps/unix/sysv/linux/alpha/timebits.h
@@ -33,9 +33,18 @@ struct timeval
 
 
 #ifndef _TIMEBITS_H
-#define	_TIMEBITS_H	1
-
-#include <asm/param.h>
-#define CLOCKS_PER_SEC HZ	/* XXX names not kosher */
+# define _TIMEBITS_H	1
+
+/* ISO/IEC 9899:1990 7.12.1: <time.h>
+   The macro `CLOCKS_PER_SEC' is the number per second of the value
+   returned by the `clock' function. */
+/* CAE XSH, Issue 4, Version 2: <time.h>
+   The value of CLOCKS_PER_SEC is required to be 1 million on all
+   XSI-conformant systems. */
+# define CLOCKS_PER_SEC  1000000
+
+/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
+   presents the real value for clock ticks per second for the system.  */
+# define CLK_TCK 1024
 
 #endif	/* timebits.h */
diff --git a/sysdeps/unix/sysv/linux/fcntlbits.h b/sysdeps/unix/sysv/linux/fcntlbits.h
index 9088e6df57..43954df6ec 100644
--- a/sysdeps/unix/sysv/linux/fcntlbits.h
+++ b/sysdeps/unix/sysv/linux/fcntlbits.h
@@ -1,21 +1,21 @@
 /* O_*, F_*, FD_* bit values for Linux.
-Copyright (C) 1995, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+   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 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., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, 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.  */
 
 #ifndef	_FCNTLBITS_H
 #define	_FCNTLBITS_H	1
diff --git a/sysdeps/unix/sysv/linux/ioctls.h b/sysdeps/unix/sysv/linux/ioctls.h
index f7a3467ca6..8b5326998a 100644
--- a/sysdeps/unix/sysv/linux/ioctls.h
+++ b/sysdeps/unix/sysv/linux/ioctls.h
@@ -1,20 +1,20 @@
 /* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+   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., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, 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.  */
 
 #ifndef _IOCTLS_H
 #define _IOCTLS_H 1
diff --git a/sysdeps/unix/sysv/linux/m68k/setjmp.c b/sysdeps/unix/sysv/linux/m68k/setjmp.c
new file mode 100644
index 0000000000..ef609cc7ab
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/m68k/setjmp.c
@@ -0,0 +1,83 @@
+/* Copyright (C) 1991, 1992, 1994, 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., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <setjmp.h>
+
+/* Save the current program position in ENV and return 0.  */
+int
+__sigsetjmp (jmp_buf env, int savemask)
+{
+  /* Save data registers D1 through D7.  */
+  asm volatile ("movem%.l %/d1-%/d7, %0"
+		: : "m" (env[0].__jmpbuf[0].__dregs[0]));
+
+  /* Save return address in place of register A0.  */
+  env[0].__jmpbuf[0].__aregs[0] = ((void **) &env)[-1];
+
+  /* Save address registers A1 through A5.  */
+  asm volatile ("movem%.l %/a1-%/a5, %0"
+		: : "m" (env[0].__jmpbuf[0].__aregs[1]));
+
+  /* Save caller's FP, not our own.  */
+  env[0].__jmpbuf[0].__fp = ((void **) &env)[-2];
+
+  /* Save caller's SP, not our own.  */
+  env[0].__jmpbuf[0].__sp = (void *) &env;
+
+#if defined (__HAVE_68881__) || defined (__HAVE_FPU__)
+  /* Save floating-point (68881) registers FP0 through FP7.  */
+  asm volatile ("fmovem%.x %/fp0-%/fp7, %0"
+		: : "m" (env[0].__jmpbuf[0].__fpregs[0]));
+#endif
+
+  /* Save the signal mask if requested.  */
+  return __sigjmp_save (env, savemask);
+}
+
+/* Binary compatibility entry point.  */
+int
+__setjmp (jmp_buf env)
+{
+  /* Save data registers D1 through D7.  */
+  asm volatile ("movem%.l %/d1-%/d7, %0"
+		: : "m" (env[0].__jmpbuf[0].__dregs[0]));
+
+  /* Save return address in place of register A0.  */
+  env[0].__jmpbuf[0].__aregs[0] = ((void **) &env)[-1];
+
+  /* Save address registers A1 through A5.  */
+  asm volatile ("movem%.l %/a1-%/a5, %0"
+		: : "m" (env[0].__jmpbuf[0].__aregs[1]));
+
+  /* Save caller's FP, not our own.  */
+  env[0].__jmpbuf[0].__fp = ((void **) &env)[-2];
+
+  /* Save caller's SP, not our own.  */
+  env[0].__jmpbuf[0].__sp = (void *) &env;
+
+#if defined (__HAVE_68881__) || defined (__HAVE_FPU__)
+  /* Save floating-point (68881) registers FP0 through FP7.  */
+  asm volatile ("fmovem%.x %/fp0-%/fp7, %0"
+		: : "m" (env[0].__jmpbuf[0].__fpregs[0]));
+#endif
+
+  /* Don't save the signal mask.  */
+  env[0].__mask_was_saved = 0;
+
+  return 0;
+}
diff --git a/sysdeps/unix/sysv/linux/sigcontext.h b/sysdeps/unix/sysv/linux/sigcontext.h
index 92733ab447..71afc76c71 100644
--- a/sysdeps/unix/sysv/linux/sigcontext.h
+++ b/sysdeps/unix/sysv/linux/sigcontext.h
@@ -1,20 +1,20 @@
 /* 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., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+   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 _SIGCONTEXT_H
 #define _SIGCONTEXT_H 1
diff --git a/sysdeps/unix/sysv/linux/sys/acct.h b/sysdeps/unix/sysv/linux/sys/acct.h
index da039307d1..4267ef405e 100644
--- a/sysdeps/unix/sysv/linux/sys/acct.h
+++ b/sysdeps/unix/sysv/linux/sys/acct.h
@@ -1,20 +1,20 @@
 /* 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., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+   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 _SYS_ACCT_H
 
diff --git a/sysdeps/unix/sysv/linux/timebits.h b/sysdeps/unix/sysv/linux/timebits.h
index 52f666faf5..f2f73a48d4 100644
--- a/sysdeps/unix/sysv/linux/timebits.h
+++ b/sysdeps/unix/sysv/linux/timebits.h
@@ -43,4 +43,8 @@ struct timeval
    XSI-conformant systems. */
 # define CLOCKS_PER_SEC  1000000
 
+/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
+   presents the real value for clock ticks per second for the system.  */
+# define CLK_TCK 100
+
 #endif	/* timebits.h */
diff --git a/sysdeps/unix/sysv/linux/utsnamelen.h b/sysdeps/unix/sysv/linux/utsnamelen.h
index c16c3852fb..64e2ab5bbc 100644
--- a/sysdeps/unix/sysv/linux/utsnamelen.h
+++ b/sysdeps/unix/sysv/linux/utsnamelen.h
@@ -1,19 +1,20 @@
-/* Copyright (C) 1995 Free Software Foundation, Inc.
+/* 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 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., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, 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.  */
 
 /* Length of the entries in `struct utsname' is 65.  */
 #define _UTSNAME_LENGTH 65