update from 961105, second trycvs/libc-961107

21 files changed, 251 insertions, 179 deletions

diff --git a/sysdeps/unix/alpha/sysdep.h b/sysdeps/unix/alpha/sysdep.h
index 72d84047c2..e27909ad9b 100644
--- a/sysdeps/unix/alpha/sysdep.h
+++ b/sysdeps/unix/alpha/sysdep.h
@@ -1,20 +1,21 @@
 /* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
    Contributed by Brendan Kehoe (brendan@zen.org).
 
-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 <sysdeps/unix/sysdep.h>
 
@@ -27,36 +28,24 @@ Cambridge, MA 02139, USA.  */
 #endif
 
 #ifdef __STDC__
-#define LEAF(name, framesize)			\
-  .globl name;					\
-  .align 3;					\
-  .ent name, 0;					\
-  name##:					\
-  .frame sp, framesize, ra
+#define __LABEL(x)	x##:
 #else
+#define __LABEL(x)	x/**/:
+#endif
+
 #define LEAF(name, framesize)			\
   .globl name;					\
   .align 3;					\
   .ent name, 0;					\
-  name/**/:					\
+  __LABEL(name)					\
   .frame sp, framesize, ra
-#endif
 
-#ifdef __STDC__
-#define ENTRY(name)				\
-  .globl name;					\
-  .align 3;					\
-  .ent name, 0;					\
-  name##:					\
-  .frame sp, 0, ra
-#else
 #define ENTRY(name)				\
   .globl name;					\
   .align 3;					\
   .ent name, 0;					\
-  name/**/:					\
+  __LABEL(name)					\
   .frame sp, 0, ra
-#endif
 
 /* Mark the end of function SYM.  */
 #undef END
@@ -64,16 +53,20 @@ Cambridge, MA 02139, USA.  */
 
 /* Note that PSEUDO/PSEUDO_END use label number 1996---do not use a
    label of that number between those two macros!  */
- 
-#ifdef __STDC__
+
+#ifdef PROF
 #define PSEUDO(name, syscall_name, args)	\
     .globl name;				\
     .align 3;					\
     .ent name,0;				\
-						\
-name##:						\
-    .frame sp, 0, ra				\
-    .prologue 1; /* yes, we do use gp */	\
+__LABEL(name)					\
+    .frame sp, 0, ra;				\
+    ldgp gp,0(pv);				\
+    .set noat;					\
+    lda AT,_mcount;				\
+    jsr AT,(AT),_mcount;			\
+    .set at;					\
+    .prologue 1;				\
     ldiq	v0, SYS_ify(syscall_name);	\
     .set noat;					\
     call_pal	PAL_callsys;			\
@@ -85,10 +78,9 @@ name##:						\
     .globl name;				\
     .align 3;					\
     .ent name,0;				\
-						\
-name/**/:					\
+__LABEL(name)					\
     .frame sp, 0, ra				\
-    .prologue 1; /* yes, we do use gp */	\
+    .prologue 0;				\
     ldiq	v0, SYS_ify(syscall_name);	\
     .set noat;					\
     call_pal	PAL_callsys;			\
@@ -98,13 +90,19 @@ name/**/:					\
 #endif
 
 #undef PSEUDO_END
-
+#ifdef PROF
+#define PSEUDO_END(sym)				\
+1996:						\
+    jmp		zero, __syscall_error;		\
+    END(sym)
+#else
 #define PSEUDO_END(sym)				\
 1996:						\
     br		gp, 2f;				\
 2:  ldgp	gp, 0(gp);			\
     jmp		zero, __syscall_error;		\
     END(sym)
+#endif
 
 #define r0	v0
 #define r1	a4
diff --git a/sysdeps/unix/getpagesize.c b/sysdeps/unix/getpagesize.c
index 399126e5a1..3470ac7dff 100644
--- a/sysdeps/unix/getpagesize.c
+++ b/sysdeps/unix/getpagesize.c
@@ -1,27 +1,27 @@
-/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+/* Copyright (C) 1991, 1992, 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 General Public License as published by
-the Free Software Foundation; either version 2, 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 General Public License as published by
+   the Free Software Foundation; either version 2, 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 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 General Public License for more details.
 
-You should have received a copy of the GNU General Public License
-along with the GNU C Library; see the file COPYING.  If not, write to
-the Free Software Foundation, 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 <ansidecl.h>
-#include <stddef.h>
+#include <unistd.h>
 #include <sys/param.h>
 
 /* Return the system page size.  */
-size_t
-DEFUN_VOID(__getpagesize)
+int
+__getpagesize ()
 {
 #ifdef	EXEC_PAGESIZE
   return EXEC_PAGESIZE;
diff --git a/sysdeps/unix/sysdep.h b/sysdeps/unix/sysdep.h
index f5845dc7db..f18b2656b1 100644
--- a/sysdeps/unix/sysdep.h
+++ b/sysdeps/unix/sysdep.h
@@ -1,20 +1,20 @@
 /* Copyright (C) 1991, 92, 93, 96 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 <sysdeps/generic/sysdep.h>
 
@@ -44,4 +44,6 @@ Cambridge, MA 02139, USA.  */
 
 /* Terminate a system call named SYM.  This is used on some platforms
    to generate correct debugging information.  */
+#ifndef PSEUDO_END
 #define PSEUDO_END(sym)
+#endif
diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist
index ef0dfbce89..365f0468ac 100644
--- a/sysdeps/unix/sysv/linux/Dist
+++ b/sysdeps/unix/sysv/linux/Dist
@@ -1,4 +1,5 @@
 init-first.h
+siglist.h
 sysctl.c
 termio.h
 net/if.h
diff --git a/sysdeps/unix/sysv/linux/alpha/brk.S b/sysdeps/unix/sysv/linux/alpha/brk.S
index 75be949aff..d31d9e9b4d 100644
--- a/sysdeps/unix/sysv/linux/alpha/brk.S
+++ b/sysdeps/unix/sysv/linux/alpha/brk.S
@@ -38,6 +38,10 @@ __curbrk: .skip 8
 	.text
 LEAF(__brk, 0)
 	ldgp	gp, 0(t12)
+#ifdef PROF
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
+#endif
 	.prologue 1
 
 	ldiq	v0, __NR_brk
diff --git a/sysdeps/unix/sysv/linux/alpha/clone.S b/sysdeps/unix/sysv/linux/alpha/clone.S
index 71d8053b12..9dbf3034c9 100644
--- a/sysdeps/unix/sysv/linux/alpha/clone.S
+++ b/sysdeps/unix/sysv/linux/alpha/clone.S
@@ -32,6 +32,10 @@ ENTRY(__clone)
 	/* Save rest of argument registers for varargs-type work.  */
 	stq	a4,0(sp)
 	stq	a5,8(sp)
+#ifdef PROF
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
+#endif
 	.prologue 1
 
 	/* Sanity check arguments.  */
diff --git a/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S b/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S
index e09fa738e2..1176a2730f 100644
--- a/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S
+++ b/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S
@@ -22,9 +22,17 @@ Cambridge, MA 02139, USA.  */
 
 	.text
 
-LEAF(__ieee_get_fp_control, 8)
-	lda	sp, -8(sp)
+LEAF(__ieee_get_fp_control, 16)
+#ifdef PROF
+	ldgp	gp, 0(pv)
+	lda	sp, -16(sp)
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
 	.prologue 1
+#else
+	lda	sp, -16(sp)
+	.prologue 0
+#endif
 
 	mov	sp, a1
 	ldi	a0, GSI_IEEE_FP_CONTROL
@@ -33,12 +41,14 @@ LEAF(__ieee_get_fp_control, 8)
 	bne	a3, error
 
 	ldq	v0, 0(sp)
-	lda	sp, 8(sp)
+	lda	sp, 16(sp)
 	ret
 
-error:	lda	sp, 8(sp)
+error:	lda	sp, 16(sp)
+#ifndef PROF
 	br	gp, 1f
 1:	ldgp	gp, 0(gp)
+#endif
 	jmp	zero, __syscall_error
 
 	END(__ieee_get_fp_control)
diff --git a/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S b/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S
index d748c81142..aa761ecaca 100644
--- a/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S
+++ b/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S
@@ -20,9 +20,17 @@ Cambridge, MA 02139, USA.  */
 
 #define SSI_IEEE_FP_CONTROL	14
 
-LEAF(__ieee_set_fp_control, 8)
-	lda	sp, -8(sp)
+LEAF(__ieee_set_fp_control, 16)
+#ifdef PROF
+	ldgp	gp, 0(sp)
+	lda	sp, -16(sp)
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
 	.prologue 1
+#else
+	lda	sp, -16(sp)
+	.prologue 0
+#endif
 
 	stq	a0, 0(sp)
 	mov	sp, a1
@@ -30,13 +38,16 @@ LEAF(__ieee_set_fp_control, 8)
 	ldi	v0, __NR_osf_setsysinfo
 	call_pal PAL_callsys
 
-	lda	sp, 8(sp)
+	lda	sp, 16(sp)
 
 	bne	a3, error
 	ret
 
-error:	br	gp, 1f
+error:
+#ifndef PROF
+	br	gp, 1f
 1:	ldgp	gp, 0(gp)
+#endif
 	jmp	zero, __syscall_error
 
 	END(__ieee_set_fp_control)
diff --git a/sysdeps/unix/sysv/linux/alpha/llseek.S b/sysdeps/unix/sysv/linux/alpha/llseek.S
index 6020f263cd..45fb349236 100644
--- a/sysdeps/unix/sysv/linux/alpha/llseek.S
+++ b/sysdeps/unix/sysv/linux/alpha/llseek.S
@@ -24,7 +24,14 @@ Cambridge, MA 02139, USA.  */
 
 	.text
 ENTRY(llseek)
+#ifdef PROF
+	ldgp	gp, 0(pv)
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
 	.prologue 1
+#else
+	.prologue 0
+#endif
 
 	sll	a1, 32, a1	/* build a 64 bit ofs out of 32 bit operands */
 	zap	a2, 0xf0, a2
@@ -40,8 +47,11 @@ ENTRY(llseek)
 	stq	v0, 0(t0)
 	ret
 
-error:	br	gp, 1f
+error:
+#ifndef PROF
+	br	gp, 1f
 1:	ldgp	gp, 0(gp)
+#endif
 	jmp	zero, __syscall_error
 
 	END(llseek)
diff --git a/sysdeps/unix/sysv/linux/alpha/sigsuspend.S b/sysdeps/unix/sysv/linux/alpha/sigsuspend.S
index aaae9a308a..83d331fef0 100644
--- a/sysdeps/unix/sysv/linux/alpha/sigsuspend.S
+++ b/sysdeps/unix/sysv/linux/alpha/sigsuspend.S
@@ -24,7 +24,14 @@ Cambridge, MA 02139, USA.  */
 	.text
 
 LEAF(sigsuspend, 0)
+#ifdef PROF
+	ldgp	gp, 0(pv)
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
 	.prologue 1
+#else
+	.prologue 0
+#endif
 
 	ldq	a0, 0(a0)
 	ldi	v0, __NR_sigsuspend
@@ -32,8 +39,11 @@ LEAF(sigsuspend, 0)
 	bne	a3, error
 	ret
 
-error:	br	gp, 1f
+error:
+#ifndef PROF
+	br	gp, 1f
 1:	ldgp	gp, 0(gp)
+#endif
 	jmp	zero, __syscall_error
 
 	END(sigsuspend)
diff --git a/sysdeps/unix/sysv/linux/alpha/syscall.S b/sysdeps/unix/sysv/linux/alpha/syscall.S
index f1b36e9312..81043c2cdb 100644
--- a/sysdeps/unix/sysv/linux/alpha/syscall.S
+++ b/sysdeps/unix/sysv/linux/alpha/syscall.S
@@ -42,6 +42,15 @@ Cambridge, MA 02139, USA.  */
 
 
 LEAF(__syscall, 0)
+#ifdef PROF
+	ldgp	gp, 0(pv)
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
+	.prologue 1
+#else
+	.prologue 0
+#endif
+
 	mov	a0, v0		/* Syscall number -> v0 */
 	mov	a1, a0		/* arg1-arg5 -> a0-a4 */
 	mov	a2, a1
@@ -53,8 +62,11 @@ LEAF(__syscall, 0)
 	bne	a3, error
 	ret
 
-error:	br	gp, 2f
+error:
+#ifndef PROF
+	br	gp, 2f
 2:	ldgp	gp, 0(gp)
+#endif
 	jmp	zero, __syscall_error
 
 weak_alias(__syscall, syscall)
diff --git a/sysdeps/unix/sysv/linux/getpriority.c b/sysdeps/unix/sysv/linux/getpriority.c
index 6dd56cce8b..dba7cb3b41 100644
--- a/sysdeps/unix/sysv/linux/getpriority.c
+++ b/sysdeps/unix/sysv/linux/getpriority.c
@@ -1,20 +1,20 @@
 /* getpriority for Linux.
-Copyright (C) 1996 Free Software Foundation, Inc.
-
-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) 1996 Free Software Foundation, Inc.
+
+   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/resource.h>
diff --git a/sysdeps/unix/sysv/linux/i386/syscall.S b/sysdeps/unix/sysv/linux/i386/syscall.S
index 018a86ee39..6a020e0d0e 100644
--- a/sysdeps/unix/sysv/linux/i386/syscall.S
+++ b/sysdeps/unix/sysv/linux/i386/syscall.S
@@ -1,25 +1,25 @@
 /* Copyright (C) 1995, 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 <sysdep.h>
 
 /* Please consult the file sysdeps/unix/sysv/linux/i386/sysdep.h for
-   more information about the value -125 used below.*/
+   more information about the value -4095 used below.*/
 
 	.text
 ENTRY (syscall)
@@ -29,7 +29,7 @@ ENTRY (syscall)
 	movl 16(%esp), %eax	/* Load syscall number into %eax.  */
 	int $0x80		/* Do the system call.  */
 	POPARGS_5		/* Restore register contents.  */
-	cmpl $-125, %eax	/* Check %eax for error.  */
+	cmpl $-4095, %eax	/* Check %eax for error.  */
 	jae syscall_error	/* Jump to error handler if error.  */
 	ret			/* Return to caller.  */
 
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.S b/sysdeps/unix/sysv/linux/i386/sysdep.S
index c9c78842d8..d676004084 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.S
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.S
@@ -1,20 +1,20 @@
 /* Copyright (C) 1995, 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 <sysdep.h>
 
@@ -54,7 +54,11 @@ ENTRY (__syscall_error)
 #endif	/* !PIC */
 
 
-ENTRY (__errno_location)
+	.weak __errno_location
+	.type __errno_location,@function
+	.align 16
+__errno_location:
+	CALL_MCOUNT
 #ifdef PIC
 	call .L2
 .L2:	popl %ecx
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h
index 5d378fd179..7418982c2a 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.h
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.h
@@ -40,16 +40,15 @@ Cambridge, MA 02139, USA.  */
    negative even if the call succeeded.  E.g., the `lseek' system call
    might return a large offset.  Therefore we must not anymore test
    for < 0, but test for a real error by making sure the value in %eax
-   is a real error number.  For now (as of 2.1.1) 122 is the largest
-   defined error number.  Given a bit room for development, Linus
-   chose in <asm/unistd.h> to use the values -125 to -1 for error
-   values.  We follow him here.  */
+   is a real error number.  Linus said he will make sure the no syscall
+   returns a value in -1 .. -4095 as a valid result so we can savely
+   test with -4095.  */
 #undef	PSEUDO
 #define	PSEUDO(name, syscall_name, args)				      \
   .text;								      \
   ENTRY (name)								      \
     DO_CALL (args, syscall_name);					      \
-    cmpl $-125, %eax;							      \
+    cmpl $-4095, %eax;							      \
     jae syscall_error;
 
 #undef	PSEUDO_END
diff --git a/sysdeps/unix/sysv/linux/m68k/syscall.S b/sysdeps/unix/sysv/linux/m68k/syscall.S
index b7417aa911..d2328dc545 100644
--- a/sysdeps/unix/sysv/linux/m68k/syscall.S
+++ b/sysdeps/unix/sysv/linux/m68k/syscall.S
@@ -1,25 +1,25 @@
 /* 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., 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 <sysdep.h>
 
 /* Please consult the file sysdeps/unix/sysv/linux/m68k/sysdep.h for
-   more information about the value -128 used below.*/
+   more information about the value -4096 used below.*/
 
 	.text
 ENTRY (syscall)
@@ -27,7 +27,7 @@ ENTRY (syscall)
 	_DOARGS_5 (24)		/* Frob arguments.  */
 	trap &0			/* Do the system call.  */
 	UNDOARGS_5		/* Unfrob arguments.  */
-	moveq.l &-128, %d1
+	moveq.l &-4096, %d1
 	cmp.l %d1, %d0		/* Check %d0 for error.  */
 	jcc syscall_error	/* Jump to error handler if negative.  */
 	rts			/* Return to caller.  */
diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.S b/sysdeps/unix/sysv/linux/m68k/sysdep.S
index 7016a26a60..95e63542ee 100644
--- a/sysdeps/unix/sysv/linux/m68k/sysdep.S
+++ b/sysdeps/unix/sysv/linux/m68k/sysdep.S
@@ -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., 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 <sysdep.h>
 
@@ -62,7 +62,11 @@ __syscall_error:
 END (__syscall_error)
 #endif /* PIC */
 
-ENTRY (__errno_location)
+	.weak __errno_location
+	.type __errno_location,@function
+	.align 4
+__errno_location:
+	CALL_MCOUNT
 #ifdef PIC
 	move.l	(%pc, errno@GOTPC), %a0
 #else
diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.h b/sysdeps/unix/sysv/linux/m68k/sysdep.h
index 3366caab45..46d5a7e48f 100644
--- a/sysdeps/unix/sysv/linux/m68k/sysdep.h
+++ b/sysdeps/unix/sysv/linux/m68k/sysdep.h
@@ -74,14 +74,13 @@ Cambridge, MA 02139, USA.  */
    even if the call succeeded.  E.g., the `lseek' system call might return
    a large offset.  Therefore we must not anymore test for < 0, but test
    for a real error by making sure the value in %d0 is a real error
-   number.  For now (as of 2.1.1) 122 is the largest defined error number.
-   We allow for a bit of room for development and treat -128 to -1 as
-   error values.  */
+   number.  Linus said he will make sure the no syscall returns a value
+   in -1 .. -4095 as a valid result so we can savely test with -4096.  */
 #define	PSEUDO(name, syscall_name, args)				      \
   .text;								      \
   ENTRY (name)								      \
     DO_CALL (&SYS_ify (syscall_name), args);				      \
-    moveq.l &-128, %d1;							      \
+    moveq.l &-4096, %d1;						      \
     cmp.l %d1, %d0;							      \
     jcc syscall_error
 
diff --git a/sysdeps/unix/sysv/linux/paths.h b/sysdeps/unix/sysv/linux/paths.h
index 80b6362701..2905e9effd 100644
--- a/sysdeps/unix/sysv/linux/paths.h
+++ b/sysdeps/unix/sysv/linux/paths.h
@@ -56,6 +56,7 @@
 #define	_PATH_MOUNTED	"/etc/mtab"
 #define	_PATH_NOLOGIN	"/etc/nologin"
 #define	_PATH_SENDMAIL	"/usr/sbin/sendmail"
+#define	_PATH_SHADOW	"/etc/shadow"
 #define	_PATH_SHELLS	"/etc/shells"
 #define	_PATH_TTY	"/dev/tty"
 #define	_PATH_UNIX	"/vmlinux"
diff --git a/sysdeps/unix/sysv/linux/posix_opt.h b/sysdeps/unix/sysv/linux/posix_opt.h
index 8a6fad0eb1..a467acfb48 100644
--- a/sysdeps/unix/sysv/linux/posix_opt.h
+++ b/sysdeps/unix/sysv/linux/posix_opt.h
@@ -1,21 +1,21 @@
 /* Define POSIX options for Linux.
-Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+   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 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	_POSIX_OPT_H
 #define	_POSIX_OPT_H	1
@@ -63,4 +63,7 @@ Boston, MA 02111-1307, USA.  */
 /* Filenames are not silently truncated.  */
 #define	_POSIX_NO_TRUNC	1
 
+/* XPG4.2 shared memory is supported.  */
+#define	_XOPEN_SHM	1
+
 #endif /* posix_opt.h */
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index 129951a6dd..01ca1bc8bb 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -20,7 +20,7 @@ ioperm		-	ioperm		3	ioperm
 iopl		-	iopl		1	iopl
 ipc		msgget	ipc		5	__ipc
 klogctl		EXTRA	syslog		3	klogctl
-llseek		EXTRA	_llseek		5	_llseek
+llseek		EXTRA	_llseek		5	_llseek		llseek
 mlock		EXTRA	mlock		2	__mlock	mlock
 mlockall	EXTRA	mlockall	1	__mlockall	mlockall
 mount		EXTRA	mount		5	__mount	mount