update from main archive 961209cvs/libc-961210

Tue Dec 10 02:17:31 1996  Ulrich Drepper  <drepper@cygnus.com>

	* stdio-common/printf_fp.c (__guess_grouping): Fix of by one
	error in computation of number of groups.
	Patch sent by Harald Schreiber <Harald.Schreiber@post.rwth-aachen.de>.

Tue Dec 10 01:50:07 1996  Ulrich Drepper  <drepper@cygnus.com>

	* version.h: Set version to 1.99.

	* Make-dist (routines): Add malloc and new-malloc.

	* Makeconfig: Allow Makefiles to set $(CPPFLAGS-$(<F)) and
	$(CPPFLAGS-$(@F)) to be added to CPPFLAGS.
	Same for $(CFLAGS-$(@F)) and CFLAGS.

	* gmon/sys/gmon_out.h: Add __BEGIN_DECLS/__END_DECLS.  Unify
	layout.
	* io/sys/poll.h: Likewise.
	* sysdeps/stub/sys/ipb_buf.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/sys/perm.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/sys/vm86.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/ipc_buf.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/kdaemon.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/klog.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/module.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/mount.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/msq_buf.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/param.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/procfs.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/ptrace.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/reboot.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/sem_buf.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/shm_buf.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/socketcall.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/swap.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/sysctl.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/sysinfo.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/sysmacros.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/timex.h: Likewise.
	* sysvipc/sys/sem.h: Likewise.
	* sysvipc/sys/shm.h: Likewise.

	* new-malloc/Makefile: Set CPPFLAGS-malloc.o.
	* new-malloc/malloc.c: Remove problem with 64 bits pointers.
	Add statistics for threads.
	* new-malloc/malloc.h: Likewise.
	* new-malloc/thread-m.h: Likewise.

	* time/strftime.c: Declare tzname if if HAVE_TZNAME is defined.

	* time/strptime.c: Update copyright.

Mon Dec  9 14:51:10 1996  Ulrich Drepper  <drepper@cygnus.com>

	* Make-dist: Make sure both malloc directories get distributed.

Sun Dec  8 23:14:10 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* libio/iogets.c (_IO_gets): Fix early returns to not leave the
	stream locked.

Sat Dec  7 22:08:09 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/sys/module.h: Enclose declarations in
	__BEGIN_DECLS/__END_DECLS.

Sat Dec  7 14:23:12 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* login/utmp_file.c: Consistently set file_offset to the position
	after the entry just read.

22 files changed, 384 insertions, 314 deletions

diff --git a/sysdeps/stub/sys/ipc_buf.h b/sysdeps/stub/sys/ipc_buf.h
index d62d2c14ce..a5ecbd90b7 100644
--- a/sysdeps/stub/sys/ipc_buf.h
+++ b/sysdeps/stub/sys/ipc_buf.h
@@ -1,26 +1,27 @@
-/* Copyright (C) 1995 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
 
-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 _SYS_IPC_BUF_H
-#define _SYS_IPC_BUF_H
 
+#define _SYS_IPC_BUF_H	1
 #include <features.h>
+
 #include <sys/types.h>
 
 /* Mode bits for `msgget', `semget', and `shmget'.  */
@@ -52,4 +53,4 @@ struct ipc_perm
 
 __END_DECLS
 
-#endif /* sys/ipc_buf.h */
+#endif /* _SYS_IPC_BUF_H */
diff --git a/sysdeps/unix/sysv/linux/i386/sys/perm.h b/sysdeps/unix/sysv/linux/i386/sys/perm.h
index 1ae5f2e1db..52edf70b39 100644
--- a/sysdeps/unix/sysv/linux/i386/sys/perm.h
+++ b/sysdeps/unix/sysv/linux/i386/sys/perm.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 _SYS_PERM_H
 
@@ -24,7 +24,7 @@ Boston, MA 02111-1307, USA.  */
 __BEGIN_DECLS
 
 /* Set port input/output permissions.  */
-extern int ioperm __P ((unsigned long __from, unsigned long __num,
+extern int ioperm __P ((unsigned long int __from, unsigned long int __num,
 			int __turn_on));
 
 
@@ -33,4 +33,4 @@ extern int iopl __P ((int __level));
 
 __END_DECLS
 
-#endif	/* sys/perm.h */
+#endif	/* _SYS_PERM_H */
diff --git a/sysdeps/unix/sysv/linux/i386/sys/vm86.h b/sysdeps/unix/sysv/linux/i386/sys/vm86.h
index fd3c2b34f8..0287b5efc4 100644
--- a/sysdeps/unix/sysv/linux/i386/sys/vm86.h
+++ b/sysdeps/unix/sysv/linux/i386/sys/vm86.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 _SYS_VM86_H
 
@@ -31,4 +31,4 @@ extern int vm86 __P ((struct vm86_struct *__info));
 
 __END_DECLS
 
-#endif	/* sys/vm86.h */
+#endif	/* _SYS_VM86_H */
diff --git a/sysdeps/unix/sysv/linux/sys/ipc_buf.h b/sysdeps/unix/sysv/linux/sys/ipc_buf.h
index 767fc9ade9..a1eba68113 100644
--- a/sysdeps/unix/sysv/linux/sys/ipc_buf.h
+++ b/sysdeps/unix/sysv/linux/sys/ipc_buf.h
@@ -1,26 +1,27 @@
-/* Copyright (C) 1995 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
 
-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 _SYS_IPC_BUF_H
-#define _SYS_IPC_BUF_H
 
+#define _SYS_IPC_BUF_H	1
 #include <features.h>
+
 #include <sys/types.h>
 
 /* Mode bits for `msgget', `semget', and `shmget'.  */
@@ -81,4 +82,4 @@ extern int __ipc __P ((int __call, int __first, int __second, int __third,
 
 __END_DECLS
 
-#endif /* sys/ipc_buf.h */
+#endif /* _SYS_IPC_BUF_H */
diff --git a/sysdeps/unix/sysv/linux/sys/kdaemon.h b/sysdeps/unix/sysv/linux/sys/kdaemon.h
index fce169fe6b..d59fe2bc35 100644
--- a/sysdeps/unix/sysv/linux/sys/kdaemon.h
+++ b/sysdeps/unix/sysv/linux/sys/kdaemon.h
@@ -1,9 +1,33 @@
+/* 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.  */
+
 /* Interfaces to control the various kernel daemons.  */
 
 #ifndef _SYS_KDAEMON_H
-#define _SYS_KDAEMON_H
+
+#define _SYS_KDAEMON_H	1
+#include <features.h>
+
+__BEGIN_DECLS
 
 /* Start, flush, or tune the kernel's buffer flushing daemon.  */
-extern int bdflush (int func, long data);
+extern int bdflush __P ((int __func, long int __data));
+
+__END_DECLS
 
 #endif /* _SYS_KDAEMON_H */
diff --git a/sysdeps/unix/sysv/linux/sys/klog.h b/sysdeps/unix/sysv/linux/sys/klog.h
index 783352286d..62243e9ecf 100644
--- a/sysdeps/unix/sysv/linux/sys/klog.h
+++ b/sysdeps/unix/sysv/linux/sys/klog.h
@@ -21,10 +21,14 @@
 #define	_SYS_KLOG_H	1
 #include <features.h>
 
+__BEGIN_DECLS
+
 /* Control the kernel's logging facility.  This corresponds exactly to
    the kernel's syslog system call, but that name is easily confused
    with the user-level syslog facility, which is something completely
    different.  */
 extern int klogctl __P ((int __type, char *__bufp, int __len));
 
+__END_DECLS
+
 #endif /* _SYS_KLOG_H */
diff --git a/sysdeps/unix/sysv/linux/sys/mman.h b/sysdeps/unix/sysv/linux/sys/mman.h
index df08807c8c..eadb1f1f52 100644
--- a/sysdeps/unix/sysv/linux/sys/mman.h
+++ b/sysdeps/unix/sysv/linux/sys/mman.h
@@ -100,4 +100,4 @@ extern __caddr_t mremap __P ((__caddr_t __addr, size_t __old_len,
 __END_DECLS
 
 
-#endif	/* sys/mman.h */
+#endif	/* _SYS_MMAN_H */
diff --git a/sysdeps/unix/sysv/linux/sys/module.h b/sysdeps/unix/sysv/linux/sys/module.h
index 1062854704..e62254ff40 100644
--- a/sysdeps/unix/sysv/linux/sys/module.h
+++ b/sysdeps/unix/sysv/linux/sys/module.h
@@ -1,3 +1,21 @@
+/* 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.  */
+
 #ifndef	_SYS_MODULE_H
 
 #define	_SYS_MODULE_H	1
@@ -8,17 +26,19 @@
 
 #include <linux/module.h>
 
+__BEGIN_DECLS
+
 /* Return number of kernel symbols if TABLE == NULL, otherwise, return
    kernel symbols in TABLE.  TABLE must be large enough to hold all
    kernel symbols.  */
-extern int get_kernel_syms __P ((struct kernel_sym * table));
+extern int get_kernel_syms __P ((struct kernel_sym *__table));
 
 /* Create a new module of name MODULE_NAME and of size SIZE bytes.
    The return address is the starting address of the new module or -1L
    if the module cannot be created (the return value needs to be cast
    to (long) to detect the error condition).  */
-extern unsigned long create_module __P ((__const char * module_name,
-					 size_t size));
+extern unsigned long int create_module __P ((__const char *__module_name,
+					     size_t __size));
 
 /* Initialize the module called MODULE_NAME with the CONTENTSSIZE
    bytes starting at address CONTENTS.  CONTENTS normally contains the
@@ -28,12 +48,14 @@ extern unsigned long create_module __P ((__const char * module_name,
    ROUTINES.cleanup is executed.  SYMTAB is NULL if the module does
    not want to export symbols by itself, or a pointer to a symbol
    table if the module wants to register its own symbols.  */
-extern int init_module __P ((__const char * module_name,
-			     __const void * contents, size_t contentssize,
-			     struct mod_routines * routines,
-			     struct symbol_table * symtab));
+extern int init_module __P ((__const char *__module_name,
+			     __const void *__contents, size_t __contentssize,
+			     struct mod_routines *__routines,
+			     struct symbol_table *__symtab));
 
 /* Delete the module named MODULE_NAME from the kernel.  */
-extern int delete_module __P ((__const char *module_name));
+extern int delete_module __P ((__const char *__module_name));
+
+__END_DECLS
 
-#endif /* _SYS_MODULE_H */
+#endif /* sys/module.h */
diff --git a/sysdeps/unix/sysv/linux/sys/mount.h b/sysdeps/unix/sysv/linux/sys/mount.h
index d8e1b1a2e1..59a1aa45be 100644
--- a/sysdeps/unix/sysv/linux/sys/mount.h
+++ b/sysdeps/unix/sysv/linux/sys/mount.h
@@ -1,38 +1,36 @@
 /* Header file for mounting/unmount Linux filesystems.
-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 _SYS_MOUNT_H
-#define _SYS_MOUNT_H
 
+#define _SYS_MOUNT_H	1
 #include <features.h>
 
 __BEGIN_DECLS
 
 /* Mount a filesystem.  */
-extern int	mount __P ((__const char *__special_file,
-			    __const char *__dir,
-			    __const char *__fstype,
-			    unsigned long int __rwflag,
-			    __const void *__data));
+extern int mount __P ((__const char *__special_file, __const char *__dir,
+		       __const char *__fstype, unsigned long int __rwflag,
+		       __const void *__data));
 
 /* Unmount a filesystem.  */
-extern int	umount __P ((__const char *__special_file));
+extern int umount __P ((__const char *__special_file));
 
 __END_DECLS
 
diff --git a/sysdeps/unix/sysv/linux/sys/msq_buf.h b/sysdeps/unix/sysv/linux/sys/msq_buf.h
index 6e4435dc23..e885bd9c2f 100644
--- a/sysdeps/unix/sysv/linux/sys/msq_buf.h
+++ b/sysdeps/unix/sysv/linux/sys/msq_buf.h
@@ -1,26 +1,27 @@
-/* Copyright (C) 1995 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
 
-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 _SYS_MSQ_BUF_H
-#define _SYS_MSQ_BUF_H
 
+#define _SYS_MSQ_BUF_H	1
 #include <features.h>
+
 #include <sys/types.h>
 
 /* Define options for message queue functions.  */
@@ -58,19 +59,20 @@ struct msqid_ds
 #define MSG_INFO 12
 
 /* buffer for msgctl calls IPC_INFO, MSG_INFO */
-struct msginfo {
-    int msgpool;
-    int msgmap; 
-    int msgmax; 
-    int msgmnb; 
-    int msgmni; 
-    int msgssz; 
-    int msgtql; 
-    ushort  msgseg; 
+struct msginfo
+{
+  int msgpool;
+  int msgmap;
+  int msgmax;
+  int msgmnb;
+  int msgmni;
+  int msgssz;
+  int msgtql;
+  ushort  msgseg;
 };
 
 #endif /* __USE_MISC */
 
 __END_DECLS
 
-#endif /* sys/msq_buf.h */
+#endif /* _SYS_MSQ_BUF_H */
diff --git a/sysdeps/unix/sysv/linux/sys/param.h b/sysdeps/unix/sysv/linux/sys/param.h
index e4a8406e44..d5f6239cd2 100644
--- a/sysdeps/unix/sysv/linux/sys/param.h
+++ b/sysdeps/unix/sysv/linux/sys/param.h
@@ -1,23 +1,24 @@
 /* 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., 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 _SYS_PARAM_H
-#define _SYS_PARAM_H
+
+#define _SYS_PARAM_H	1
 
 #include <limits.h>
 #include <linux/limits.h>
diff --git a/sysdeps/unix/sysv/linux/sys/procfs.h b/sysdeps/unix/sysv/linux/sys/procfs.h
index 619955c1e5..59f0fcd594 100644
--- a/sysdeps/unix/sysv/linux/sys/procfs.h
+++ b/sysdeps/unix/sysv/linux/sys/procfs.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 _SYS_PROCFS_H
 
@@ -31,6 +31,8 @@ Boston, MA 02111-1307, USA.  */
 #include <asm/user.h>
 #include <asm/elf.h>
 
+__BEGIN_DECLS
+
 struct elf_siginfo
 {
   int si_signo;				/* signal number */
@@ -102,5 +104,6 @@ struct elf_prpsinfo
 typedef struct elf_prstatus prstatus_t;
 typedef struct elf_prpsinfo prpsinfo_t;
 
+__END_DECLS
 
 #endif	/* sys/procfs.h */
diff --git a/sysdeps/unix/sysv/linux/sys/ptrace.h b/sysdeps/unix/sysv/linux/sys/ptrace.h
index f26b7dbb06..ec94def4c5 100644
--- a/sysdeps/unix/sysv/linux/sys/ptrace.h
+++ b/sysdeps/unix/sysv/linux/sys/ptrace.h
@@ -18,8 +18,8 @@
    Boston, MA 02111-1307, USA.  */
 
 #ifndef _SYS_PTRACE_H
-#define _SYS_PTRACE_H
 
+#define _SYS_PTRACE_H	1
 #include <features.h>
 
 __BEGIN_DECLS
@@ -91,8 +91,8 @@ enum __ptrace_request
    appear (those that are used for the particular request) as:
      pid_t PID, void *ADDR, int DATA, void *ADDR2
    after REQUEST.  */
-extern int ptrace __P ((enum __ptrace_request __request __DOTS));
+extern int ptrace __P ((enum __ptrace_request __request, ...));
 
 __END_DECLS
 
-#endif /* sys/ptrace.h */
+#endif /* _SYS_PTRACE_H */
diff --git a/sysdeps/unix/sysv/linux/sys/reboot.h b/sysdeps/unix/sysv/linux/sys/reboot.h
index a7b86fa804..8783b2767e 100644
--- a/sysdeps/unix/sysv/linux/sys/reboot.h
+++ b/sysdeps/unix/sysv/linux/sys/reboot.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.  */
 
 /* This file should define RB_* macros to be used as flag
    bits in the argument to the `reboot' system call.  */
@@ -40,4 +40,4 @@ Boston, MA 02111-1307, USA.  */
 /* Reboot or halt the system.  */
 extern int reboot __P ((int __howto));
 
-#endif	/* sys/reboot.h */
+#endif	/* _SYS_REBOOT_H */
diff --git a/sysdeps/unix/sysv/linux/sys/sem_buf.h b/sysdeps/unix/sysv/linux/sys/sem_buf.h
index bfac9141bf..4770354fe2 100644
--- a/sysdeps/unix/sysv/linux/sys/sem_buf.h
+++ b/sysdeps/unix/sysv/linux/sys/sem_buf.h
@@ -1,26 +1,27 @@
-/* Copyright (C) 1995 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
 
-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 _SYS_SEM_BUF_H
-#define _SYS_SEM_BUF_H
 
+#define _SYS_SEM_BUF_H	1
 #include <features.h>
+
 #include <sys/types.h>
 
 /* Flags for `semop'.  */
@@ -66,21 +67,22 @@ union semun
 #define SEM_STAT 18
 #define SEM_INFO 19
 
-struct  seminfo {
-    int semmap;
-    int semmni;
-    int semmns;
-    int semmnu;
-    int semmsl;
-    int semopm;
-    int semume;
-    int semusz;
-    int semvmx;
-    int semaem;
+struct  seminfo
+{
+  int semmap;
+  int semmni;
+  int semmns;
+  int semmnu;
+  int semmsl;
+  int semopm;
+  int semume;
+  int semusz;
+  int semvmx;
+  int semaem;
 };
 
 #endif /* __USE_MISC */
 
 __END_DECLS
 
-#endif /* sys/sem_buf.h */
+#endif /* _SYS_SEM_BUF_H */
diff --git a/sysdeps/unix/sysv/linux/sys/shm_buf.h b/sysdeps/unix/sysv/linux/sys/shm_buf.h
index 16cc0c5bb4..08e69eb84c 100644
--- a/sysdeps/unix/sysv/linux/sys/shm_buf.h
+++ b/sysdeps/unix/sysv/linux/sys/shm_buf.h
@@ -1,26 +1,27 @@
 /* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
 
-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 _SYS_SHM_BUF_H
-#define _SYS_SHM_BUF_H
 
+#define _SYS_SHM_BUF_H	1
 #include <features.h>
+
 #include <sys/types.h>
 
 /* Permission flag for shmget.  */
@@ -65,25 +66,27 @@ struct shmid_ds
 #define	SHM_DEST	01000	/* segment will be destroyed on last detach */
 #define SHM_LOCKED      02000   /* segment will not be swapped */
 
-struct	shminfo {
-    int shmmax;
-    int shmmin;
-    int shmmni;
-    int shmseg;
-    int shmall;
+struct	shminfo
+{
+  int shmmax;
+  int shmmin;
+  int shmmni;
+  int shmseg;
+  int shmall;
 };
 
-struct shm_info {
-	int   used_ids;
-	ulong shm_tot; /* total allocated shm */
-	ulong shm_rss; /* total resident shm */
-	ulong shm_swp; /* total swapped shm */
-	ulong swap_attempts;
-	ulong swap_successes;
+struct shm_info
+{
+  int   used_ids;
+  ulong shm_tot;	/* total allocated shm */
+  ulong shm_rss;	/* total resident shm */
+  ulong shm_swp;	/* total swapped shm */
+  ulong swap_attempts;
+  ulong swap_successes;
 };
 
 #endif /* __USE_MISC */
 
 __END_DECLS
 
-#endif /* sys/shm_buf.h */
+#endif /* _SYS_SHM_BUF_H */
diff --git a/sysdeps/unix/sysv/linux/sys/socketcall.h b/sysdeps/unix/sysv/linux/sys/socketcall.h
index 4bfd71264c..9aaca7a27b 100644
--- a/sysdeps/unix/sysv/linux/sys/socketcall.h
+++ b/sysdeps/unix/sysv/linux/sys/socketcall.h
@@ -1,23 +1,25 @@
 /* ID for functions called via socketcall system call.
-   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.  */
 
 #ifndef _SYS_SOCKETCALL_H
-#define _SYS_SOCKETCALL_H
+
+#define _SYS_SOCKETCALL_H	1
 
 /* Define unique numbers for the operations permitted on socket.  Linux
    uses a single system call for all these functions.  The relevant code
@@ -43,4 +45,4 @@ Boston, MA 02111-1307, USA.  */
 #define SOCKOP_sendmsg		16
 #define SOCKOP_recvmsg		17
 
-#endif
+#endif /* _SYS_SOCKETCALL_H */
diff --git a/sysdeps/unix/sysv/linux/sys/swap.h b/sysdeps/unix/sysv/linux/sys/swap.h
index f454c8c9f0..13921eadc6 100644
--- a/sysdeps/unix/sysv/linux/sys/swap.h
+++ b/sysdeps/unix/sysv/linux/sys/swap.h
@@ -1,30 +1,31 @@
 /* Calls to enable and disable swapping on specified locations.  Linux version.
-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 __SYS_SWAP_H
+#ifndef _SYS_SWAP_H
 
-#define __SYS_SWAP_H	1
+#define _SYS_SWAP_H	1
 #include <features.h>
 
 /* Get constants from kernel headers.  */
 #include <linux/swap.h>
 
+__BEGIN_DECLS
 
 /* Make the block special device PATH available to the system for swapping.
    This call is restricted to the super-user.  */
@@ -33,5 +34,6 @@ extern int swapon __P ((__const char *__path, int __flags));
 /* Stop using block special device PATH for swapping.  */
 extern int swapoff __P ((__const char *__path));
 
+__END_DECLS
 
-#endif /* sys/swap.h */
+#endif /* _SYS_SWAP_H */
diff --git a/sysdeps/unix/sysv/linux/sys/sysctl.h b/sysdeps/unix/sysv/linux/sys/sysctl.h
index 1ec768f898..a0ea92ef66 100644
--- a/sysdeps/unix/sysv/linux/sys/sysctl.h
+++ b/sysdeps/unix/sysv/linux/sys/sysctl.h
@@ -1,24 +1,24 @@
 /* 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	_SYS_SYSCTL_H
-#define	_SYS_SYSCTL_H	1
 
+#define	_SYS_SYSCTL_H	1
 #include <features.h>
 
 __BEGIN_DECLS
@@ -33,4 +33,4 @@ extern int sysctl __P ((int *__name, int __nlen, void *__oldval,
 
 __END_DECLS
 
-#endif	/* sys/sysctl.h */
+#endif	/* _SYS_SYSCTL_H */
diff --git a/sysdeps/unix/sysv/linux/sys/sysinfo.h b/sysdeps/unix/sysv/linux/sys/sysinfo.h
index fbdb1def2b..dc435d6651 100644
--- a/sysdeps/unix/sysv/linux/sys/sysinfo.h
+++ b/sysdeps/unix/sysv/linux/sys/sysinfo.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 _SYS_SYSINFO_H
 
@@ -24,6 +24,8 @@ Boston, MA 02111-1307, USA.  */
 /* Get sysinfo structure from kernel header.  */
 #include <linux/kernel.h>
 
+__BEGIN_DECLS
+
 /* Returns information on overall system statistics.  */
 extern int sysinfo __P ((struct sysinfo *__info));
 
@@ -45,4 +47,6 @@ extern int get_phys_pages __P ((void));
 extern int __get_avphys_pages __P ((void));
 extern int get_avphys_pages __P ((void));
 
+__END_DECLS
+
 #endif	/* sys/sysinfo.h */
diff --git a/sysdeps/unix/sysv/linux/sys/sysmacros.h b/sysdeps/unix/sysv/linux/sys/sysmacros.h
index 61e55e3a8c..caf4566414 100644
--- a/sysdeps/unix/sysv/linux/sys/sysmacros.h
+++ b/sysdeps/unix/sysv/linux/sys/sysmacros.h
@@ -1,23 +1,24 @@
 /* Definitions of macros to access `dev_t' values.
-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 _SYS_SYSMACROS_H
+
 #define _SYS_SYSMACROS_H	1
 
 /* Get definition from kernel header.  */
@@ -28,4 +29,4 @@ Boston, MA 02111-1307, USA.  */
 #define minor(dev) MINOR ((unsigned int) (dev))
 #define makedev(major, minor) MKDEV (major, minor)
 
-#endif /* sys/sysmacros.h */
+#endif /* _SYS_SYSMACROS_H */
diff --git a/sysdeps/unix/sysv/linux/sys/timex.h b/sysdeps/unix/sysv/linux/sys/timex.h
index 8543b0deae..5e0f14cee7 100644
--- a/sysdeps/unix/sysv/linux/sys/timex.h
+++ b/sysdeps/unix/sysv/linux/sys/timex.h
@@ -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., 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_TIMEX_H