Update. cvs/libc-ud-970316 cvs/libc-970324 cvs/libc-970323 cvs/libc-970322 cvs/libc-970321 cvs/libc-970320 cvs/libc-970319 cvs/libc-970318 cvs/libc-970317 cvs/before-thomas-posix1996 cvs/thomas-posix1996

1997-03-16 18:43  Ulrich Drepper  <drepper@cygnus.com>

	* manual/filesys.texi: Add documentation for scandir and alphasort.

	* math/math.c (fpclassify): Correct stupid typos.

	* math/libm-test.c: New file.  libm test suite by Andreas Jaeger.

	* nss/nss_files/files-hosts.c: Add gethostbyname2 imlementation.

	* posix/Makefile (routines): Add bsd-getpgrp.
	* posix/bsd-getpgrp.c: New file.
	* posix/unistd.h [__FAVOR_BSD]: Define macro getpgrp which maps
	calls to __bsd_getpgrp.

	* sysdeps/generic/getpgrp.c: De-ANSI-declfy.

	* sysdeps/i386/huge_val.h: New file.  ix87 specific infinity values.
	* sysdeps/m68k/huge_val.h: New file.  m68k specific infinity values.
	* sysdeps/generic/huge_val.h: Remove definition of long double
	definition.  Make it the same as the double definition.

	* sysdeps/libm-i387/e_acos.S: Fix bug in FPU stack handling.
	* sysdeps/libm-i387/e_acosf.S: Likewise.
	* sysdeps/libm-i387/e_acosl.S: Likewise.
	* sysdeps/libm-i387/e_asin.S: Likewise.
	* sysdeps/libm-i387/e_asinf.S: Likewise.
	* sysdeps/libm-i387/e_asinl.S: Likewise.
	* sysdeps/libm-i387/e_exp.S: Likewise.
	* sysdeps/libm-i387/e_expf.S: Likewise.
	* sysdeps/libm-i387/e_expl.S: Likewise.
	* sysdeps/libm-i387/e_scalbn.S: Likewise.
	* sysdeps/libm-i387/e_scalbnf.S: Likewise.
	* sysdeps/libm-i387/e_scalbnl.S: Likewise.

	* sysdeps/libm-i387/e_log.S: Optimize branch code.
	* sysdeps/libm-i387/e_logf.S: Likewise.
	* sysdeps/libm-i387/e_logl.S: Likewise.
	* sysdeps/libm-i387/e_log10.S: Likewise.
	* sysdeps/libm-i387/e_log10f.S: Likewise.
	* sysdeps/libm-i387/e_log10l.S: Likewise.

	* sysdeps/libm-i387/e_pow.S: Major rewrite to handle special cases.
	* sysdeps/libm-i387/e_powf.S: Likewise.
	* sysdeps/libm-i387/e_powl.S: Likewise.

	* sysdeps/libm-i387/e_expm1.S: Change return value for -inf
	argument to -1.0.
	* sysdeps/libm-i387/e_expm1f.S: Likewise.
	* sysdeps/libm-i387/e_expm1l.S: Likewise.

	* sysdeps/libm-i387/e_isinfl.c: Return -1 for -inf.

	* sysdeps/libm-i387/e_logbl.S: Correct return value.  Discard first
	stack element after fxtract.

	* sysdeps/libm-ieee754/e_atan2l.c: New file.  `long double'
	implementation for atan2 function.

	* sysdeps/libm-ieee754/k_standard.c: Return NAN for libm not in
	_SVID_ mode when acos, asin, atan2, log, log10 is called with
	argument out of range.
	Add new error case for pow(+0,neg).

	* sysdeps/libm-ieee754/s_fpclassifyf.c: Correct recognition of
	NaN and +-inf.
	* sysdeps/libm-ieee754/s_fpclassifyl.c: Mask out explicit leading
	digit in stupid 80 bit formats.

	* sysdeps/libm-ieee754/s_isinf.c: Rewrite to return -1 for -inf.
	* sysdeps/libm-ieee754/s_isinff.c: Likewise.
	* sysdeps/libm-ieee754/s_isinfl.c: Likewise.

	* sysdeps/libm-ieee754/s_scalbnl.c (huge, tiny): Adapt values for
	long double type.

	* sysdeps/libm-ieee754/w_atan2.c: Do not raise exception expect when
	in SVID mode.
	* sysdeps/libm-ieee754/w_atan2f.c: Likewise.
	* sysdeps/libm-ieee754/w_atan2l.c: Likewise.

	* sysdeps/libm-ieee754/w_pow.c: Distinguish error cases for x is +0
	or -0.

	* sysdeps/posix/isfdtype.c: Add cast to prevent warning.

	* sysdeps/stub/fcntlbits.h: Update copyright.
	* sysdeps/unix/bsd/fcntlbits.h: Likewise.
	* sysdeps/unix/bsd/bsd4.4/fcntlbits.h: Likewise.
	* sysdeps/unix/bsd/sun/sunos4/fcntlbits.h: Likewise.
	* sysdeps/unix/bsd/ultrix4/fcntlbits.h: Likewise.
	* sysdeps/unix/common/fcntlbits.h: Likewise.
	* sysdeps/unix/sysv/fcntlbits.h: Likewise.  Define O_FSYNC as alias
	of O_SYNC.  Add BSD compatibility macros FAPPEND, FFSYNC, FNONBLOCK,
	and FNDELAY.
	* sysdeps/unix/sysv/irix4/fcntlbits.h: Likewise.

	* sysdeps/unix/readdir_r.c: Don't copy whole `struct dirent' record,
	only reclen bytes.

	* sysdeps/unix/sysv/linux/fcntlbits.h [__USE_GNU]: Add O_READ, O_WRITE
	and O_NORW.
	* sysdeps/unix/sysv/linux/alpha/fcntlbits.h: Likewise.

	* sysdeps/unix/sysv/linux/init-first.h: Add copyright.

	* sysdeps/unix/sysv/linux/fxstat.c: New file.  Rewrite kernel-level
	struct stat to user-level form.
	* sysdeps/unix/sysv/linux/lxstat: New file.
	* sysdeps/unix/sysv/linux/xstat: New file.
	* sysdeps/unix/sysv/linux/kernel_stat.h: Define struct stat used in
	kernel.
	* sysdeps/unix/sysv/linux/statbuf.h (struct stat): Change definition
	to use prescribed types for elements.
	(_STAT_VER): Change to value 3.
	* sysdeps/unix/sysv/linux/alph/statbuf.h: Likewise.
	* sysdeps/unix/sysv/linux/Dist: Add kernel_stat.h.
	* sysdeps/unix/sysv/linux/alpha/Dist: Likewise.

	* time/Makefile: Correct dependencies for test-tz.

1997-03-16 14:59  Philip Blundell  <phil@london.uk.eu.org>

	* resolv/netdb.h: Add prototypes for gai_strerror and getnameinfo
	(needed for IPv6 basic sockets API).

1997-03-16 15:02  a sun  <asun@zoology.washington.edu>

	* sysdeps/unix/sysv/linux/net/if_ppp.h: Don't use incompatible
	kernel header.
	* sysdeps/unix/sysv/linux/net/ppp_defs.h: Likewise.

1997-03-14 17:15  Ulrich Drepper  <drepper@cygnus.com>

	* db/hash/hash_bigkey.c (__big_delete): Don't call __free_ovflpage
	without testing for last_bfp to be NULL.
	Reported by fabsoft@fabserver1.zarm.uni-bremen.de.

1997-03-13 11:42  Jim Meyering  <meyering@asic.sc.ti.com>

	* time/mktime.c (TIME_T_MIN): Work around a bug in Cray C 5.0.3.0.

1997-03-14 04:00  Kurt Garloff  <garloff@kg1.ping.de>

	* sysdeps/unix/sysv/linux/fcntlbits.h (O_FSYNC): Make alias for O_SYNC.
	(FASYNC): Move to __USE_BSD section.  Create new macro O_ASYNC.

1997-03-14 02:50  Ulrich Drepper  <drepper@cygnus.com>

	* nis/nss_nis/nis-hosts.c (_nss_nis_gethostbyname2_r): New
	functions.  Compare result for correct address type.
	(_nss_nis_gethostbyname_r): Use _nss_nis_gethostbyname2_r.
	Reported by Mirko Streckenbach <mirko@marian.hil.de>.

1997-02-17 01:40  Zlatko Calusic  <zcalusic@srce.hr>

	* time/strptime.c (recursive): Return rp to caller.
	(strptime_internal): First check for long names, then abbreviated
	(month & weekday).

1997-03-10 19:44  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makeconfig: Remove useless definitions of ASFLAGS-%.
	* config.make.in (ASFLAGS-.so): Remove.
	* configure.in: Don't substitute ASFLAGS_SO.
	* sysdeps/sparc/configure.in: Remove file.
	* sysdeps/sparc/Makefile (ASFLAGS-.so): Define.

1997-03-11 17:00  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* time/strptime.c (strptime_internal) [case 'Y']: Always subtract
	1900 from year, regardless of century.

1997-03-12 05:43  Ulrich Drepper  <drepper@cygnus.com>

	* stdlib/strtod.c (_tens_in_limb) [BITS_PER_MP_LIMB > 32]: Make
	all numbers unsigned to make buggy gccs happy.
	Patch by Bryan W. Headley <bheadley@interaccess.com>.

	* sysdeps/unix/sysv/linux/netinet/ip.h: Add backward-compatibility
	definitions.  Patch by a sun <asun@zoology.washington.edu>.
	Pretty print header.

	* Makerules (build-shlib): Also create symlink if library is versioned.
	based on a patch by H.J. Lu <hjl@gnu.ai.mit.edu>.
	Remove special rule to libc.so symlink.

1997-03-11 20:16  Andreas Jaeger  <aj@arthur.pfalz.de>

	* manual/math.texi (Domain and Range Errors): Change descriptions
	according to recent changes for ISO C 9X.

1997-03-11 22:39  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/libm-ieee754/k_standard.c (__kernel_standard): Correct
	return values for acos, asin, and atan2.
	Reported by Andreas Jaeger <aj@arthur.pfalz.de>.

1997-03-10 18:16 Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* ypclnt.c (__yp_bind): Fix possible buffer overflow.

1997-03-10 18:06  Bernd Schmidt  <crux@Pool.Informatik.RWTH-Aachen.DE>

	* dirent/alphasort.c (alphasort): Interpret arguments as pointers
	to pointers to directory entries so that alphasort really can be
	used as argument for scandir.

1997-03-09 23:33  Andreas Jaeger  <aj@arthur.pfalz.de>

	* string/strdup.c: Declare memcpy if !(_LIBC || STDC_HEADERS)
	instead of strcpy.

1997-03-10 03:34  Ulrich Drepper  <drepper@cygnus.com>

	* catgets/catgets.c (catopen): Always add NLSPATH to search path for
	catalogs, not only if the envvar NLSPATH is not available.
	Reported by Andries.Brouwer@cwi.nl.

1997-03-10 02:46  Ulrich Drepper  <drepper@cygnus.com>

	* Makeconfig (localtime-file): Don't define using installation
	directory.
	(inst_localtime-file): New variable.
	* time/Makefile (installed-localtime-file): Use inst_localtime-file.
	Reported by Edward Seidl <seidl@janed.com>.

1997-03-10 02:31  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* time/Makefile: Add source files to dependencies for test data.

1997-03-09 22:53  Thorsten Kukuk  <kukuk@weber.uni-paderborn.de>

	* nis/nss_nis/nis-ethers.c: Don't ignore return value of yp_all.
	* nis/nss_nis/nis-proto.c: Likewise.
	* nis/nss_nis/nis-rpc.c: Likewise.
	* nis/nss_nis/nis-service.c: Likewise.

1997-03-08 14:37  Miguel de Icaza  <miguel@nuclecu.unam.mx>

	* sysdeps/sparc/dl-machine.h (elf_machine_rela): Upgrade to
	versioning;  Added missing R_SPARC_WDISP30 handling.
	(RTLD_START): Implement it.

	* sysdeps/unix/sysv/linux/sparc/brk.c: Fix.

	* sysdeps/unix/sysv/linux/sparc/start.c: Startup code for
	Linux/SPARC.

1997-03-02 18:06  Miguel de Icaza  <miguel@nuclecu.unam.mx>

	* sysdeps/sparc/dl-machine.h (RTLD_START): Make arg as expected by
	the dynamic linker instead of having a new conditional define.
	Thanks to Richard Henderson for pointing this out.
	* elf/rtld.c: Remove usage of ELF_ADJUST_ARG.

1997-03-20 20:44  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* sysdeps/mach/hurd/euidaccess.c: Define as __euidaccess and make
	euidaccess weak alias.

1997-03-07 10:30  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* stdio-common/printf_fphex.c (MIN): New macro.

	* sysdeps/generic/netinet/in.h: Include <sys/types.h>.

	* sysdeps/generic/sys/mman.h (msync): Mention third arg.

	* sysdeps/generic/netinet/in.h: Add definitions for IPv6 basic
	API.  (See change by Philip Blundell on Feb 16, 1997.)

1997-03-05 10:40  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* hurd/hurd.h (vpprintf): Include <stdarg.h>.  New declaration.

	* hurd/set-host.c (_hurd_set_host_config): Cast second arg to
	__file_name_split.

	* mach/mach_error.c (mach_error_string_int): Give full prototype.
	* mach/errstring.c (mach_error_string_int): Likewise.
	* mach/error_compat.c (__mach_error_map_compat): Likewise.
	* hurd/vpprintf.c (pwrite, vpprintf): Likewise.
	* stdio/vasprintf.c (vasprintf): Likewise.

	* mach/mach/mach_traps.h: Include <mach/kern_return.h>.

	* mach/spin-solid.c: Include <mach/mach_traps.h>.
	* mach/spin-solid.c (__spin_lock_solid): Provide arg to
	swtch_pri.

	* mach/mach_init.c: Include <mach/mig_support.h>.

	* mach/mach_error.h (mach_error_string, mach_error,
	mach_error_type): Always provide prototypes.

	* mach/mach/error.h (mach_error_fn_t): Comment out declaration; it
	appears to be entirely unused dead code.

	* stdio/stdio.h (freopen): Fix spelling error.

1997-03-02 13:38  Miles Bader  <miles@gnu.ai.mit.edu>

	* string/argz.h (__need_error_t): New macro, before including <errno.h>
	[!__const] (__const): New macro.
	[!__error_t_defined] (error_t): New typedef.

	* sysdeps/generic/socketbits.h: Add PF_FILE as synonym for PF_LOCAL
	* sysdeps/unix/sysv/linux/socketbits.h: Likewise.

3 files changed, 54 insertions, 18 deletions

diff --git a/posix/Makefile b/posix/Makefile
index 83509f65e6..53061c0828 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -38,7 +38,7 @@ routines :=								      \
 	execve fexecve execv execle execl execvp execlp			      \
 	getpid getppid							      \
 	getuid geteuid getgid getegid getgroups setuid setgid group_member    \
-	getpgid setpgid getpgrp setpgrp getsid setsid			      \
+	getpgid setpgid getpgrp bsd-getpgrp setpgrp getsid setsid	      \
 	getlogin getlogin_r setlogin					      \
 	pathconf sysconf fpathconf					      \
 	glob fnmatch regex						      \
diff --git a/posix/bsd-getpgrp.c b/posix/bsd-getpgrp.c
new file mode 100644
index 0000000000..e736e9d082
--- /dev/null
+++ b/posix/bsd-getpgrp.c
@@ -0,0 +1,30 @@
+/* BSD-compatible versions of getpgrp function.
+   Copyright (C) 1991, 92, 94, 95, 96, 97 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is 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 <sys/types.h>
+
+/* Don't include unistd.h because it declares a conflicting
+   prototype for the POSIX.1 `getpgrp' function.  */
+extern pid_t __getpgid __P ((pid_t));
+
+pid_t
+__bsd_getpgrp (pid_t pid)
+{
+  return __getpgid (pid);
+}
diff --git a/posix/unistd.h b/posix/unistd.h
index 0a75224134..32edad2d12 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -183,7 +183,7 @@ extern int euidaccess __P ((__const char *__name, int __type));
 #define	SEEK_END	2	/* Seek from end of file.  */
 #endif
 
-#if defined (__USE_BSD) && !defined (L_SET)
+#if defined __USE_BSD && !defined L_SET
 /* Old BSD names for the same constants; just for compatibility.  */
 #define	L_SET		SEEK_SET
 #define	L_INCR		SEEK_CUR
@@ -239,7 +239,7 @@ extern unsigned int alarm __P ((unsigned int __seconds));
 extern unsigned int __sleep __P ((unsigned int __seconds));
 extern unsigned int sleep __P ((unsigned int __seconds));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Set an alarm to go off (generating a SIGALRM signal) in VALUE
    microseconds.  If INTERVAL is nonzero, when the alarm goes off, the
    timer is reset to go off every INTERVAL microseconds thereafter.
@@ -264,7 +264,7 @@ extern int __chown __P ((__const char *__file,
 extern int chown __P ((__const char *__file,
 		       __uid_t __owner, __gid_t __group));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Change the owner and group of the file that FD is open on.  */
 extern int __fchown __P ((int __fd,
 			  __uid_t __owner, __gid_t __group));
@@ -285,7 +285,7 @@ extern int lchown __P ((__const char *__file, __uid_t __owner,
 extern int __chdir __P ((__const char *__path));
 extern int chdir __P ((__const char *__path));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Change the process's working directory to the one FD is open on.  */
 extern int fchdir __P ((int __fd));
 #endif
@@ -317,7 +317,7 @@ char *__canonicalize_directory_name_internal __P ((__const char *__thisdir,
 						   size_t __size));
 #endif
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Put the absolute pathname of the current working directory in BUF.
    If successful, return BUF.  If not, put an error message in
    BUF and return NULL.  BUF should be at least PATH_MAX bytes long.  */
@@ -377,7 +377,7 @@ extern int execvp __P ((__const char *__file, char *__const __argv[]));
 extern int execlp __P ((__const char *__file, __const char *__arg, ...));
 
 
-#if defined(__USE_MISC) || defined(__USE_XOPEN)
+#if defined __USE_MISC || defined __USE_XOPEN
 /* Add INC to priority of the current process.  */
 extern int nice __P ((int __inc));
 #endif
@@ -420,6 +420,13 @@ extern __pid_t getppid __P ((void));
 
 /* Get the process group ID of the calling process.  */
 extern __pid_t getpgrp __P ((void));
+/* The old BSD definition is a bit different.  */
+extern __pid_t __bsd_getpgrp __P ((__pid_t __pid));
+#ifdef __FAVOR_BSD
+/* When we explicitely compile BSD sources use the BSD definition of this
+   function.  Please note that we cannot use parameters for the macro.  */
+#define getpgrp __bsd_getpgrp
+#endif
 
 /* Set the process group ID of the process matching PID to PGID.
    If PID is zero, the current process's process group ID is set.
@@ -432,7 +439,7 @@ extern __pid_t __getpgid __P ((__pid_t __pid));
 extern __pid_t getpgid __P ((__pid_t __pid));
 #endif
 
-#if defined(__USE_SVID) || defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Both System V and BSD have `setpgrp' functions, but with different
    calling conventions.  The BSD function is the same as POSIX.1 `setpgid'
    (above).  The System V function takes no arguments and puts the calling
@@ -503,7 +510,7 @@ extern int group_member __P ((__gid_t __gid));
 extern int __setuid __P ((__uid_t __uid));
 extern int setuid __P ((__uid_t __uid));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Set the real user ID of the calling process to RUID,
    and the effective user ID of the calling process to EUID.  */
 extern int __setreuid __P ((__uid_t __ruid, __uid_t __euid));
@@ -522,7 +529,7 @@ extern int seteuid __P ((__uid_t __uid));
 extern int __setgid __P ((__gid_t __gid));
 extern int setgid __P ((__gid_t __gid));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Set the real group ID of the calling process to RGID,
    and the effective group ID of the calling process to EGID.  */
 extern int __setregid __P ((__gid_t __rgid, __gid_t __egid));
@@ -541,7 +548,7 @@ extern int setegid __P ((__gid_t __gid));
 extern __pid_t __fork __P ((void));
 extern __pid_t fork __P ((void));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Clone the calling process, but without copying the whole address space.
    The the calling process is suspended until the the new process exits or is
    replaced by a call to `execve'.  Return -1 for errors, 0 to the new process,
@@ -565,7 +572,7 @@ extern int ttyname_r __P ((int __fd, char *__buf, size_t __buflen));
 extern int __isatty __P ((int __fd));
 extern int isatty __P ((int __fd));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Return the index into the active-logins file (utmp) for
    the controlling terminal.  */
 extern int ttyslot __P ((void));
@@ -576,7 +583,7 @@ extern int ttyslot __P ((void));
 extern int __link __P ((__const char *__from, __const char *__to));
 extern int link __P ((__const char *__from, __const char *__to));
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 /* Make a symbolic link to FROM named TO.  */
 extern int __symlink __P ((__const char *__from, __const char *__to));
 extern int symlink __P ((__const char *__from, __const char *__to));
@@ -654,7 +661,7 @@ extern char *optarg;
 #endif
 
 
-#if defined(__USE_BSD) || defined (__USE_XOPEN)
+#if defined __USE_BSD || defined __USE_XOPEN
 
 /* Put the name of the current host in no more than LEN bytes of NAME.
    The result is null-terminated if LEN is large enough for the full
@@ -728,7 +735,7 @@ extern int daemon __P ((int __nochdir, int __noclose));
 #endif /* Use BSD || X/Open.  */
 
 
-#if defined(__USE_BSD) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 
 /* Return the current machine's Internet number.  */
 extern long int gethostid __P ((void));
@@ -758,7 +765,7 @@ extern int getdtablesize __P ((void));
 #endif /* Use BSD || X/Open Unix.  */
 
 
-#if defined(__USE_MISC) || defined(__USE_XOPEN_EXTENDED)
+#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED
 
 /* Set the end of accessible data space (aka "the break") to ADDR.
    Returns zero on success and -1 for errors (with errno set).  */
@@ -793,8 +800,7 @@ extern long int syscall __P ((long int __sysno, ...));
 #endif	/* Use misc.  */
 
 
-#if (defined (__USE_MISC) || defined (__USE_XOPEN_EXTENDED)) \
-    && !defined (F_LOCK)
+#if (defined __USE_MISC || defined __USE_XOPEN_EXTENDED) && !defined F_LOCK
 /* NOTE: These declarations also appear in <fcntl.h>; be sure to keep both
    files consistent.  Some systems have them there and some here, and some
    software depends on the macros being defined without including both.  */