Update. cvs/libc-ud-971125

1997-11-26 04:28  Ulrich Drepper  <drepper@cygnus.com>

	* eld/dl-profile.c (_dl_start_profile): Avoid FP calculation when
	computing s_scale.  Patch by a sun <asun@zoology.washington.edu>.

	* iconv/gconv_close.c: Correct freeing of descriptor data.
	* iconv/gconv_simple.c: Return correct error values for illegal or
	incomplete characters.

	* Makefile (iconvdata/%): Special goal to simplify iconvdata
	development.
	* iconvdata/Makefile: New file.
	* iconvdata/configure: Likewise.
	* iconvdata/extra-module.mk: Likewise.
	* iconvdata/gconv-modules: Likewise.
	* iconvdata/iso6937.c: Likewise.
	* iconvdata/iso8859-1.c: Likewise.
	* iconvdata/iso8859-10.c: Likewise.
	* iconvdata/iso8859-10.h: Likewise.
	* iconvdata/iso8859-2.c: Likewise.
	* iconvdata/iso8859-2.h: Likewise.
	* iconvdata/iso8859-3.c: Likewise.
	* iconvdata/iso8859-3.h: Likewise.
	* iconvdata/iso8859-4.c: Likewise.
	* iconvdata/iso8859-4.h: Likewise.
	* iconvdata/iso8859-5.c: Likewise.
	* iconvdata/iso8859-5.h: Likewise.
	* iconvdata/iso8859-6.c: Likewise.
	* iconvdata/iso8859-6.h: Likewise.
	* iconvdata/iso8859-7.c: Likewise.
	* iconvdata/iso8859-7.h: Likewise.
	* iconvdata/iso8859-8.c: Likewise.
	* iconvdata/iso8859-8.h: Likewise.
	* iconvdata/iso8859-9.c: Likewise.
	* iconvdata/iso8859-9.h: Likewise.
	* iconvdata/iso8859-generic.c: Likewise.
	* iconvdata/t61.c: Likewise.

	* string/Makefile (routines): Add strcasestr.
	* string/string.h: Add prototype for strcasestr.
	* sysdeps/generic/strcasestr.c: New file.
	* wcsmbs/mbrtowc.c: Simplify special case a bit.
	* wcsmbs/wcrtomb.c: Likewise.
	* wcsmbs/mbsnrtowcs.c: Correctly handle incomplete characters.
	* wcsmbs/wcsnrtombs.c: Likewise.
	* wcsmbs/mbsrtowcs.c: Make sure SRC argument is correct when
	partial character is read.
	* wcsmbs/wcsrtombs.c: Likewise.
	* wcsmbs/wmemrtombs.c: Likewise.
	* wcsmbs/wmemrtowcs.c: Likewise.

	* io/ftw.h: Include <sys/stat.h> instead of <bits/stat.h>.
	* login/pty.h: Include <sys/ioctl.h> instead og <bits/ioctl-types.h>.
	* sysdeps/i386/__longjmp.S: Define _SETJMP_H.
	* sysdeps/i386/elf/setjmp.S: Likewise.
	* sysdeps/unix/sysv/linux/kernel_termios.h: Do include
	<bits/termios.h>.

	* sysdeps/posix/mk-stdiolim.c: Output file with comment.
	* sysdeps/unix/sysv/linux/stdio_lim.h.in: Add comment.

	* sysdeps/unix/sysv/linux/sys/mman.h: Pretty print.
	* sysvipc/sys/ipc.h: Likewise.
	* sysvipc/sys/msg.h: Likewise.
	* sysvipc/sys/sem.h: Likewise.
	* sysvipc/sys/shm.h: Likewise.

	* sysdeps/alpha/bits/endian.h: Issue error message if the header is
	used directly.
	* sysdeps/alpha/bits/setjmp.h: Likewise.
	* sysdeps/alpha/fpu/bits/fenv.h: Likewise.
	* sysdeps/arm/bits/endian.h: Likewise.
	* sysdeps/arm/bits/setjmp.h: Likewise.
	* sysdeps/generic/bits/byteswap.h: Likewise.
	* sysdeps/generic/bits/confname.h: Likewise.
	* sysdeps/generic/bits/dirent.h: Likewise.
	* sysdeps/generic/bits/dlfcn.h: Likewise.
	* sysdeps/generic/bits/endian.h: Likewise.
	* sysdeps/generic/bits/fenv.h: Likewise.
	* sysdeps/generic/bits/huge_val.h: Likewise.
	* sysdeps/generic/bits/in.h: Likewise.
	* sysdeps/generic/bits/ioctl-types.h: Likewise.
	* sysdeps/generic/bits/ioctls.h: Likewise.
	* sysdeps/generic/bits/ipc.h: Likewise.
	* sysdeps/generic/bits/msq.h: Likewise.
	* sysdeps/generic/bits/poll.h: Likewise.
	* sysdeps/generic/bits/resource.h: Likewise.
	* sysdeps/generic/bits/sched.h: Likewise.
	* sysdeps/generic/bits/sem.h: Likewise.
	* sysdeps/generic/bits/setjmp.h: Likewise.
	* sysdeps/generic/bits/shm.h: Likewise.
	* sysdeps/generic/bits/sigaction.h: Likewise.
	* sysdeps/generic/bits/sigcontext.h: Likewise.
	* sysdeps/generic/bits/socket.h: Likewise.
	* sysdeps/generic/bits/stat.h: Likewise.
	* sysdeps/generic/bits/statfs.h: Likewise.
	* sysdeps/generic/bits/stdio_lim.h: Likewise.
	* sysdeps/generic/bits/termios.h: Likewise.
	* sysdeps/generic/bits/time.h: Likewise.
	* sysdeps/generic/bits/uio.h: Likewise.
	* sysdeps/generic/bits/utmp.h: Likewise.
	* sysdeps/generic/bits/utmpx.h: Likewise.
	* sysdeps/generic/bits/utsname.h: Likewise.
	* sysdeps/generic/bits/waitflags.h: Likewise.
	* sysdeps/generic/bits/waitstatus.h: Likewise.
	* sysdeps/gnu/bits/utmp.h: Likewise.
	* sysdeps/gnu/bits/utmpx.h: Likewise.
	* sysdeps/i386/bits/byteswap.h: Likewise.
	* sysdeps/i386/bits/endian.h: Likewise.
	* sysdeps/i386/bits/huge_val.h: Likewise.
	* sysdeps/i386/bits/setjmp.h: Likewise.
	* sysdeps/i386/fpu/bits/fenv.h: Likewise.
	* sysdeps/ieee754/bits/huge_val.h: Likewise.
	* sysdeps/m68k/bits/byteswap.h: Likewise.
	* sysdeps/m68k/bits/endian.h: Likewise.
	* sysdeps/m68k/bits/setjmp.h: Likewise.
	* sysdeps/m68k/fpu/bits/fenv.h: Likewise.
	* sysdeps/mach/hurd/alpha/bits/sigcontext.h: Likewise.
	* sysdeps/mach/hurd/bits/ioctls.h: Likewise.
	* sysdeps/mach/hurd/bits/stat.h: Likewise.
	* sysdeps/mach/hurd/hppa/bits/sigcontext.h: Likewise.
	* sysdeps/mach/hurd/i386/bits/sigcontext.h: Likewise.
	* sysdeps/mach/hurd/mips/bits/sigcontext.h: Likewise.
	* sysdeps/mips/bits/dlfcn.h: Likewise.
	* sysdeps/mips/bits/endian.h: Likewise.
	* sysdeps/mips/bits/setjmp.h: Likewise.
	* sysdeps/mips/dec/bits/endian.h: Likewise.
	* sysdeps/mips/mips64/bits/setjmp.h: Likewise.
	* sysdeps/mips/mipsel/bits/endian.h: Likewise.
	* sysdeps/mips/p40/bits/endian.h: Likewise.
	* sysdeps/powerpc/bits/endian.h: Likewise.
	* sysdeps/powerpc/bits/fenv.h: Likewise.
	* sysdeps/powerpc/bits/setjmp.h: Likewise.
	* sysdeps/sparc/sparc32/bits/endian.h: Likewise.
	* sysdeps/sparc/sparc32/bits/setjmp.h: Likewise.
	* sysdeps/sparc/sparc32/fpu/bits/fenv.h: Likewise.
	* sysdeps/sparc/sparc64/bits/endian.h: Likewise.
	* sysdeps/sparc/sparc64/fpu/bits/fenv.h: Likewise.
	* sysdeps/unix/bsd/bits/dirent.h: Likewise.
	* sysdeps/unix/bsd/bits/stat.h: Likewise.
	* sysdeps/unix/bsd/bits/waitflags.h: Likewise.
	* sysdeps/unix/bsd/bsd4.4/bits/dirent.h: Likewise.
	* sysdeps/unix/bsd/osf/alpha/bits/stat.h: Likewise.
	* sysdeps/unix/bsd/osf/bits/sigaction.h: Likewise.
	* sysdeps/unix/bsd/sun/m68k/bits/sigcontext.h: Likewise.
	* sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h: Likewise.
	* sysdeps/unix/bsd/sun/sunos4/bits/resource.h: Likewise.
	* sysdeps/unix/bsd/sun/sunos4/bits/termios.h: Likewise.
	* sysdeps/unix/bsd/sun/sunos4/bits/utsname.h: Likewise.
	* sysdeps/unix/bsd/ultrix4/bits/utsname.h: Likewise.
	* sysdeps/unix/bsd/ultrix4/mips/bits/sigcontext.h: Likewise.
	* sysdeps/unix/common/bits/dirent.h: Likewise.
	* sysdeps/unix/sysv/bits/dirent.h: Likewise.
	* sysdeps/unix/sysv/bits/stat.h: Likewise.
	* sysdeps/unix/sysv/bits/utmp.h: Likewise.
	* sysdeps/unix/sysv/bits/utsname.h: Likewise.
	* sysdeps/unix/sysv/irix4/bits/confname.h: Likewise.
	* sysdeps/unix/sysv/irix4/bits/stat.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/ioctls.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/ipc.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/stat.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/termios.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/time.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/dirent.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/in.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/ioctl-types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/ioctls.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/ipc.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/msq.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/poll.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/resource.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/sched.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/sem.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/shm.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/sigcontext.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/socket.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/stat.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/statfs.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/termios.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/time.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/uio.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/utsname.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/waitflags.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/m68k/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/m68k/bits/poll.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/endian.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/ioctl-types.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/ipc.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/poll.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/shm.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/socket.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/stat.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/statfs.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/termios.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/time.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/bits/ioctl-types.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/bits/termios.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/ioctls.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/poll.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/termios.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/setjmp.h: Likewise.
	* sysdeps/unix/sysv/minix/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/sco3.2.4/bits/confname.h: Likewise.
	* sysdeps/unix/sysv/sco3.2.4/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/sysv4/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/sysv4/bits/utsname.h: Likewise.
	* sysdeps/unix/sysv/sysv4/bits/waitflags.h: Likewise.
	* sysdeps/unix/sysv/sysv4/i386/bits/stat.h: Likewise.
	* sysdeps/unix/sysv/sysv4/solaris2/bits/stat.h: Likewise.
	* sysdeps/unix/sysv/sysv4/solaris2/sparc/bits/sigcontext.h: Likewise.
	* sysdeps/vax/bits/huge_val.h: Likewise.
	* sysdeps/vax/bits/setjmp.h: Likewise.
	* sysdeps/wordsize-32/bits/elfclass.h: Likewise.
	* sysdeps/wordsize-64/bits/elfclass.h: Likewise.

1997-11-25  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* libio/stdio.h: Correct comment of sys_nerr/sys_errlist

1997-11-25  Paul Eggert  <eggert@shade.twinsun.com>

	* strftime.c (strftime):
	No longer any need to undef or declare if emacs is defined.
	(my_strftime): When checking a -1 returned by mktime, don't blow up
	if localtime_r returns NULL.

1997-11-24  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* README.template: Fix spelling.

1997-11-25  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* configure.in: Enhance --enable-add-ons description a wee bit.

1997-11-24  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* glibcbug.in: Add more information of build environment and flags.

1997-11-23  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/posix/getcwd.c: Recognize EOF from readdir and translate
	it into ENOENT.

13 files changed, 140 insertions, 76 deletions

diff --git a/sysdeps/unix/bsd/bits/dirent.h b/sysdeps/unix/bsd/bits/dirent.h
index 6f88661694..642c79183e 100644
--- a/sysdeps/unix/bsd/bits/dirent.h
+++ b/sysdeps/unix/bsd/bits/dirent.h
@@ -17,6 +17,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _DIRENT_H
+# error "Never use <bits/dirent.h> directly; include <dirent.h> instead."
+#endif
+
 struct dirent
   {
     unsigned int d_fileno;	/* 32 bits.  */
diff --git a/sysdeps/unix/bsd/bits/stat.h b/sysdeps/unix/bsd/bits/stat.h
index 71130f3fcb..8722fa0249 100644
--- a/sysdeps/unix/bsd/bits/stat.h
+++ b/sysdeps/unix/bsd/bits/stat.h
@@ -16,12 +16,9 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-/*
- * Never include this file directly; use <sys/stat.h> instead.
- */
-
-#ifndef	_STATBUF_H
-#define	_STATBUF_H	1
+#ifndef _SYS_STAT_H
+# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+#endif
 
 #include <bits/types.h>
 
@@ -82,6 +79,3 @@ struct stat
 #define	__S_IREAD	0400	/* Read by owner.  */
 #define	__S_IWRITE	0200	/* Write by owner.  */
 #define	__S_IEXEC	0100	/* Execute by owner.  */
-
-
-#endif /* bits/stat.h */
diff --git a/sysdeps/unix/bsd/bits/waitflags.h b/sysdeps/unix/bsd/bits/waitflags.h
index ca952f90b4..47fc6ea1b7 100644
--- a/sysdeps/unix/bsd/bits/waitflags.h
+++ b/sysdeps/unix/bsd/bits/waitflags.h
@@ -18,7 +18,7 @@
    Boston, MA 02111-1307, USA.  */
 
 #ifndef _SYS_WAIT_H
-#error "Never use <bits/waitflags.h> directly; include <sys/wait.h> instead."
+# error "Never include <bits/waitflags.h> directly; use <sys/wait.h> instead."
 #endif
 
 
@@ -26,5 +26,5 @@
 #define	WNOHANG		1	/* Don't block waiting.  */
 #define	WUNTRACED	2	/* Report status of stopped children.  */
 #ifdef  __USE_GNU
-#define WNOREAP		4	/* Don't remove record of child reported.  */
+# define WNOREAP	4	/* Don't remove record of child reported.  */
 #endif
diff --git a/sysdeps/unix/bsd/bsd4.4/bits/dirent.h b/sysdeps/unix/bsd/bsd4.4/bits/dirent.h
index b9e0d7277e..e29dac4806 100644
--- a/sysdeps/unix/bsd/bsd4.4/bits/dirent.h
+++ b/sysdeps/unix/bsd/bsd4.4/bits/dirent.h
@@ -17,6 +17,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _DIRENT_H
+# error "Never use <bits/dirent.h> directly; include <dirent.h> instead."
+#endif
+
 struct dirent
   {
     __ino_t d_fileno;		/* File serial number.  */
diff --git a/sysdeps/unix/bsd/osf/alpha/bits/stat.h b/sysdeps/unix/bsd/osf/alpha/bits/stat.h
index ab0fa48f68..7084b4e534 100644
--- a/sysdeps/unix/bsd/osf/alpha/bits/stat.h
+++ b/sysdeps/unix/bsd/osf/alpha/bits/stat.h
@@ -1,6 +1,5 @@
 /* Copyright (C) 1993, 1996, 1997 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
@@ -17,12 +16,9 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-/*
- * Never include this file directly; use <sys/stat.h> instead.
- */
-
-#ifndef	_BITS_STAT_H
-#define	_BITS_STAT_H
+#ifndef _SYS_STAT_H
+# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+#endif
 
 #include <bits/types.h>
 
@@ -76,5 +72,3 @@ struct stat
 #define	__S_IREAD	0400	/* Read by owner.  */
 #define	__S_IWRITE	0200	/* Write by owner.  */
 #define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#endif	/* bits/stat.h */
diff --git a/sysdeps/unix/bsd/osf/bits/sigaction.h b/sysdeps/unix/bsd/osf/bits/sigaction.h
index 56e28a04fb..6bf030793e 100644
--- a/sysdeps/unix/bsd/osf/bits/sigaction.h
+++ b/sysdeps/unix/bsd/osf/bits/sigaction.h
@@ -18,6 +18,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _SIGNAL_H
+# error "Never include <bits/sigaction.h> directly; use <signal.h> instead."
+#endif
+
 /* Structure describing the action to be taken when a signal arrives.  */
 struct sigaction
   {
diff --git a/sysdeps/unix/bsd/sun/m68k/bits/sigcontext.h b/sysdeps/unix/bsd/sun/m68k/bits/sigcontext.h
index 61481cc6a2..f637efa6cd 100644
--- a/sysdeps/unix/bsd/sun/m68k/bits/sigcontext.h
+++ b/sysdeps/unix/bsd/sun/m68k/bits/sigcontext.h
@@ -17,6 +17,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _SIGNAL_H
+# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
+#endif
+
 struct sigcontext
   {
     int sc_onstack;
diff --git a/sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h b/sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h
index e1cdd416a1..29d2d87b26 100644
--- a/sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h
+++ b/sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h
@@ -17,6 +17,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _SIGNAL_H
+# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
+#endif
+
 struct sigcontext
   {
     int sc_onstack;
diff --git a/sysdeps/unix/bsd/sun/sunos4/bits/resource.h b/sysdeps/unix/bsd/sun/sunos4/bits/resource.h
index f51262d92d..6978c87dd2 100644
--- a/sysdeps/unix/bsd/sun/sunos4/bits/resource.h
+++ b/sysdeps/unix/bsd/sun/sunos4/bits/resource.h
@@ -17,6 +17,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _SYS_RESOURCE_H
+# error "Never use <bits/resource.h> directly; include <sys/resource.h> instead."
+#endif
+
 /* These are the values for 4.4 BSD and GNU.  Earlier BSD systems have a
    subset of these kinds of resource limit.  In systems where `getrlimit'
    and `setrlimit' are not system calls, these are the values used by the C
@@ -110,7 +114,8 @@ enum __rusage_who
 #define RUSAGE_CHILDREN RUSAGE_CHILDREN
   };
 
-#include <sys/time.h>           /* For `struct timeval'.  */
+#define __need_timeval
+#include <bits/time.h>           /* For `struct timeval'.  */
 
 /* Structure which says how much of each resource has been used.  */
 struct rusage
diff --git a/sysdeps/unix/bsd/sun/sunos4/bits/termios.h b/sysdeps/unix/bsd/sun/sunos4/bits/termios.h
index dc0a007208..15aaab795a 100644
--- a/sysdeps/unix/bsd/sun/sunos4/bits/termios.h
+++ b/sysdeps/unix/bsd/sun/sunos4/bits/termios.h
@@ -1,5 +1,5 @@
 /* termios type and macro definitions.  SunOS 4 version.
-   Copyright (C) 1993, 1994, 1996 Free Software Foundation, Inc.
+   Copyright (C) 1993, 1994, 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
@@ -17,6 +17,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _TERMIOS_H
+# error "Never include <bits/termios.h> directly; use <termios.h> instead."
+#endif
+
 /* Type of terminal control flag masks.  */
 typedef unsigned long int tcflag_t;
 
@@ -41,51 +45,51 @@ struct termios
 #define	IGNCR	0x0080		/* Ignore CR.  */
 #define	ICRNL	0x0100		/* Map CR to NL on input.  */
 #ifdef __USE_BSD
-#define	IUCLC	0x0200		/* Map upper case to lower case on input.  */
+# define IUCLC	0x0200		/* Map upper case to lower case on input.  */
 #endif
 #define	IXON	0x0400		/* Enable start/stop output control.  */
 #define	IXOFF	0x1000		/* Enable start/stop input control.  */
 #ifdef	__USE_BSD
-#define	IXANY	0x0800		/* Any character will restart after stop.  */
-#define	IMAXBEL	0x2000		/* Ring bell when input queue is full.  */
+# define IXANY	0x0800		/* Any character will restart after stop.  */
+# define IMAXBEL	0x2000		/* Ring bell when input queue is full.  */
 #endif
 
   /* Output modes.  */
   tcflag_t c_oflag;
 #define	OPOST	0x0001		/* Perform output processing.  */
 #ifdef	__USE_BSD
-#define	OLCUC	0x00000002	/* Map lower case to upper case on output.  */
-#define	ONLCR	0x00000004	/* Map NL to CR-NL on output.  */
-#define	OCRNL	0x00000008
-#define	ONOCR	0x00000010
-#define	ONLRET	0x00000020
-#define	OFILL	0x00000040
-#define	OFDEL	0x00000080
-#define	NLDLY	0x00000100
-#define	NL0	0
-#define	NL1	0x00000100
-#define	CRDLY	0x00000600
-#define	CR0	0
-#define	CR1	0x00000200
-#define	CR2	0x00000400
-#define	CR3	0x00000600
-#define	TABDLY	0x00001800
-#define	TAB0	0
-#define	TAB1	0x00000800
-#define	TAB2	0x00001000
-#define	XTABS	0x00001800
-#define	TAB3	XTABS
-#define	BSDLY	0x00002000
-#define	BS0	0
-#define	BS1	0x00002000
-#define	VTDLY	0x00004000
-#define	VT0	0
-#define	VT1	0x00004000
-#define	FFDLY	0x00008000
-#define	FF0	0
-#define	FF1	0x00008000
-#define	PAGEOUT	0x00010000
-#define	WRAP	0x00020000
+# define OLCUC	0x00000002	/* Map lower case to upper case on output.  */
+# define ONLCR	0x00000004	/* Map NL to CR-NL on output.  */
+# define OCRNL	0x00000008
+# define ONOCR	0x00000010
+# define ONLRET	0x00000020
+# define OFILL	0x00000040
+# define OFDEL	0x00000080
+# define NLDLY	0x00000100
+# define NL0	0
+# define NL1	0x00000100
+# define CRDLY	0x00000600
+# define CR0	0
+# define CR1	0x00000200
+# define CR2	0x00000400
+# define CR3	0x00000600
+# define TABDLY	0x00001800
+# define TAB0	0
+# define TAB1	0x00000800
+# define TAB2	0x00001000
+# define XTABS	0x00001800
+# define TAB3	XTABS
+# define BSDLY	0x00002000
+# define BS0	0
+# define BS1	0x00002000
+# define VTDLY	0x00004000
+# define VT0	0
+# define VT1	0x00004000
+# define FFDLY	0x00008000
+# define FF0	0
+# define FF1	0x00008000
+# define PAGEOUT 0x00010000
+# define WRAP	0x00020000
 #endif
 
   /* Control modes.  */
@@ -102,11 +106,11 @@ struct termios
 #define	HUPCL	0x00000400	/* Hang up on last close.  */
 #define	CLOCAL	0x00000800	/* Ignore modem status lines.  */
 #ifdef	__USE_BSD
-#define	LOBLK	0x00001000
-#define	CRTSCTS	0x80000000
-#define	CIBAUD	0x000f0000	/* Mask for input speed from c_cflag.  */
-#define	CBAUD	0x0000000f	/* Mask for output speed from c_cflag.  */
-#define	IBSHIFT	16		/* Bits to shift for input speed.  */
+# define LOBLK	0x00001000
+# define CRTSCTS	0x80000000
+# define CIBAUD	0x000f0000	/* Mask for input speed from c_cflag.  */
+# define CBAUD	0x0000000f	/* Mask for output speed from c_cflag.  */
+# define IBSHIFT	16		/* Bits to shift for input speed.  */
 #endif
 
   /* Input and output baud rates.  These are encoded in c_cflag.  */
@@ -127,29 +131,29 @@ struct termios
 #define B19200  14
 #define B38400  15
 #ifdef __USE_BSD
-#define EXTA    14
-#define EXTB    15
+# define EXTA   14
+# define EXTB   15
 #endif
 
   /* Local modes.  */
   tcflag_t c_lflag;
 #ifdef	__USE_BSD
-#define	ECHOKE	0x00000800	/* Visual erase for KILL.  */
+# define ECHOKE	0x00000800	/* Visual erase for KILL.  */
 #endif
 #define	ECHOE	0x00000010	/* Visual erase for ERASE.  */
 #define	ECHOK	0x00000020	/* Echo NL after KILL.  */
 #define	ECHO	0x00000008	/* Enable echo.  */
 #define	ECHONL	0x00000040	/* Echo NL even if ECHO is off.  */
 #ifdef	__USE_BSD
-#define	ECHOPRT	0x00000400	/* Hardcopy visual erase.  */
-#define	ECHOCTL	0x00000200	/* Echo control characters as ^X.  */
+# define ECHOPRT	0x00000400	/* Hardcopy visual erase.  */
+# define ECHOCTL	0x00000200	/* Echo control characters as ^X.  */
 #endif
 #define	ISIG	0x00000001	/* Enable signals.  */
 #define	ICANON	0x00000002	/* Do erase and kill processing.  */
 #define	IEXTEN	0x00008000	/* Enable DISCARD and LNEXT.  */
 #define	TOSTOP	0x00000100	/* Send SIGTTOU for background output.  */
 #ifdef	__USE_BSD
-#define	PENDIN	0x00004000	/* Retype pending input (state).  */
+# define PENDIN	0x00004000	/* Retype pending input (state).  */
 #endif
 #define	NOFLSH	0x00000080	/* Disable flush after interrupt.  */
 
@@ -159,28 +163,28 @@ struct termios
 #define	VEOF	4		/* End-of-file character [ICANON].  */
 #define	VEOL	5		/* End-of-line character [ICANON].  */
 #ifdef	__USE_BSD
-#define	VEOL2	6		/* Second EOL character [ICANON].  */
-#define	VSWTCH	7		/* ??? */
+# define VEOL2	6		/* Second EOL character [ICANON].  */
+# define VSWTCH	7		/* ??? */
 #endif
 #define	VERASE	2		/* Erase character [ICANON].  */
 #ifdef	__USE_BSD
-#define	VWERASE	14		/* Word-erase character [ICANON].  */
+# define VWERASE	14		/* Word-erase character [ICANON].  */
 #endif
 #define	VKILL	3		/* Kill-line character [ICANON].  */
 #ifdef	__USE_BSD
-#define	VREPRINT 12		/* Reprint-line character [ICANON].  */
+# define VREPRINT 12		/* Reprint-line character [ICANON].  */
 #endif
 #define	VINTR	0		/* Interrupt character [ISIG].  */
 #define	VQUIT	1		/* Quit character [ISIG].  */
 #define	VSUSP	10		/* Suspend character [ISIG].  */
 #ifdef	__USE_BSD
-#define	VDSUSP	11		/* Delayed suspend character [ISIG].  */
+# define VDSUSP	11		/* Delayed suspend character [ISIG].  */
 #endif
 #define	VSTART	8		/* Start (X-ON) character [IXON, IXOFF].  */
 #define	VSTOP	9		/* Stop (X-OFF) character [IXON, IXOFF].  */
 #ifdef	__USE_BSD
-#define	VLNEXT	15		/* Literal-next character [IEXTEN].  */
-#define	VDISCARD 13		/* Discard character [IEXTEN].  */
+# define VLNEXT	15		/* Literal-next character [IEXTEN].  */
+# define VDISCARD 13		/* Discard character [IEXTEN].  */
 #endif
 #define	VMIN	VEOF		/* Minimum number of bytes read at once [!ICANON].  */
 #define	VTIME	VEOL		/* Time-out value (tenths of a second) [!ICANON].  */
diff --git a/sysdeps/unix/bsd/sun/sunos4/bits/utsname.h b/sysdeps/unix/bsd/sun/sunos4/bits/utsname.h
index e9111b6504..5a03bab0c2 100644
--- a/sysdeps/unix/bsd/sun/sunos4/bits/utsname.h
+++ b/sysdeps/unix/bsd/sun/sunos4/bits/utsname.h
@@ -1,2 +1,24 @@
+/* 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 _UTSNAME_H
+# error "Never include <bits/utsname.h> directly; use <sys/utsname.h> instead."
+#endif
+
 #define _UTSNAME_LENGTH 9
 #define _UTSNAME_NODENAME_LENGTH 65
diff --git a/sysdeps/unix/bsd/ultrix4/bits/utsname.h b/sysdeps/unix/bsd/ultrix4/bits/utsname.h
index ad4389ab02..a9f36ab3d1 100644
--- a/sysdeps/unix/bsd/ultrix4/bits/utsname.h
+++ b/sysdeps/unix/bsd/ultrix4/bits/utsname.h
@@ -1 +1,23 @@
+/* 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 _UTSNAME_H
+# error "Never include <bits/utsname.h> directly; use <sys/utsname.h> instead."
+#endif
+
 #define _UTSNAME_LENGTH 32
diff --git a/sysdeps/unix/bsd/ultrix4/mips/bits/sigcontext.h b/sysdeps/unix/bsd/ultrix4/mips/bits/sigcontext.h
index 72b29e5649..cb66517eef 100644
--- a/sysdeps/unix/bsd/ultrix4/mips/bits/sigcontext.h
+++ b/sysdeps/unix/bsd/ultrix4/mips/bits/sigcontext.h
@@ -1,6 +1,5 @@
 /* Copyright (C) 1992, 1994, 1997 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
@@ -17,6 +16,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#ifndef _SIGNAL_H
+# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
+#endif
+
 /* Note that ANY change to this instantly implies a change to __handler.S.  */
 
 struct sigcontext