* elf/rtld-Rules ($(objpfx)rtld-libc.a): Use $(verbose) in ar command.

	* sysdeps/mach/hurd/getresuid.c: New file.
	* sysdeps/mach/hurd/getresgid.c: New file.
	* sysdeps/mach/hurd/setresuid.c: New file.
	* sysdeps/mach/hurd/setresgid.c: New file.

	* posix/unistd.h [__USE_GNU] (getresuid, getresgid, setresuid,
	setresgid): Declare them.
	* NEWS: Mention it.
	* include/unistd.h
	(__getresuid, __getresgid, __setresuid, __setresgid): Declare them,
	add libc_hidden_proto.
	* posix/Versions (libc: GLIBC_2.3.2): New set.  Add
	getresuid, getresgid, setresuid, setresgid here.
	* Versions.def (libc): Define GLIBC_2.3.2 set.
	* sysdeps/generic/getresuid.c (__getresuid): Fix argument types.
	Add libc_hidden_def.
	* sysdeps/generic/getresgid.c (__getresgid): Likewise.
	* sysdeps/generic/setresgid.c: New file.
	* sysdeps/generic/setresuid.c: New file.
	* sysdeps/unix/sysv/linux/Makefile [$(subdir) = misc]
	(sysdep_routines): Don't add getresuid and getresgid here.
	* sysdeps/unix/sysv/linux/arm/Makefile [$(subdir) = misc]
	(sysdep_routines): Don't add setresuid and setresgid here.
	* sysdeps/unix/sysv/linux/cris/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/sh/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/i386/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/m68k/Makefile: Likewise.
	* posix/Makefile (routines): Add them all here instead.
	* sysdeps/unix/sysv/linux/i386/getresuid.c (getresuid): Renamed to
	__getresuid.  Add libc_hidden_def for that, and weak alias to old name.
	* sysdeps/unix/sysv/linux/i386/getresgid.c (getresgid): Renamed to
	__getresgid.  Add libc_hidden_def for that, and weak alias to old name.
	* sysdeps/unix/sysv/linux/i386/setresuid.c: Add libc_hidden_def.
	[! __NR_setresuid]: Include generic file.
	* sysdeps/unix/sysv/linux/i386/setresgid.c (setresgid): Renamed to
	__setresgid.  Add libc_hidden_def for that, and weak alias to old name.
	[! __NR_setresuid]: Include generic file.
	* sysdeps/unix/sysv/linux/syscalls.list (setresuid, setresgid):
	Caller is - now, not EXTRA.
	* sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list
	(setresuid, setresgid, getresuid, getresgid): Likewise.
	* sysdeps/unix/sysv/linux/syscalls.list (getresuid, getresgid):
	Add these calls here.
	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Remove them here.
	* sysdeps/unix/sysv/linux/hppa/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.

	* sysdeps/unix/sysv/linux/Makefile [$(subdir) = misc]
	(sysdep_routines): Add setfsuid and setfsgid here.
	* sysdeps/unix/sysv/linux/arm/Makefile: Not here.
	* sysdeps/unix/sysv/linux/sparc/sparc32/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/cris/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/sh/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/i386/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/m68k/Makefile: Likewise.

	* hurd/errno.c: Renamed to ...
	* hurd/errno-loc.c: ... this.
	* hurd/Makefile (routines): errno -> errno-loc

24 files changed, 392 insertions, 48 deletions

diff --git a/sysdeps/generic/getresgid.c b/sysdeps/generic/getresgid.c
index 92f9019393..d6a9b52957 100644
--- a/sysdeps/generic/getresgid.c
+++ b/sysdeps/generic/getresgid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1991,1995,1996,1997,1998,2002 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
@@ -19,12 +19,15 @@
 #include <errno.h>
 #include <unistd.h>
 
+/* Fetch the effective group ID, real group ID, and saved-set group ID,
+   of the calling process.  */
 int
-__getresgid (gid_t egid, gid_t rgid, gid_t sgid)
+__getresgid (gid_t *egid, gid_t *rgid, gid_t *sgid)
 {
   __set_errno (ENOSYS);
   return -1;
 }
+libc_hidden_def (__getresgid)
 stub_warning (getresgid)
 
 weak_alias (__getresgid, getresgid)
diff --git a/sysdeps/generic/getresuid.c b/sysdeps/generic/getresuid.c
index 1cf4326549..227d6b7ded 100644
--- a/sysdeps/generic/getresuid.c
+++ b/sysdeps/generic/getresuid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1991,1995,1996,1997,1998,2002 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
@@ -19,12 +19,15 @@
 #include <errno.h>
 #include <unistd.h>
 
+/* Fetch the effective user ID, real user ID, and saved-set user ID,
+   of the calling process.  */
 int
-__getresuid (uid_t euid, uid_t ruid, uid_t suid)
+__getresuid (uid_t *euid, uid_t *ruid, uid_t *suid)
 {
   __set_errno (ENOSYS);
   return -1;
 }
+libc_hidden_def (__getresuid)
 stub_warning (getresuid)
 
 weak_alias (__getresuid, getresuid)
diff --git a/sysdeps/generic/setresgid.c b/sysdeps/generic/setresgid.c
new file mode 100644
index 0000000000..78e308c5d0
--- /dev/null
+++ b/sysdeps/generic/setresgid.c
@@ -0,0 +1,35 @@
+/* setresgid -- set effective group ID, real group ID, and saved-set group ID
+   Copyright (C) 2002 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+
+/* Set the effective group ID, real group ID, and saved-set group ID,
+   of the calling process to EGID, RGID, and SGID, respectively.  */
+int
+__setresgid (gid_t egid, gid_t rgid, gid_t sgid)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+libc_hidden_def (__setresgid)
+stub_warning (setresgid)
+
+weak_alias (__setresgid, setresgid)
+#include <stub-tag.h>
diff --git a/sysdeps/generic/setresuid.c b/sysdeps/generic/setresuid.c
new file mode 100644
index 0000000000..430b63b2fd
--- /dev/null
+++ b/sysdeps/generic/setresuid.c
@@ -0,0 +1,35 @@
+/* setresuid -- set effective user ID, real user ID, and saved-set user ID
+   Copyright (C) 2002 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+
+/* Set the effective user ID, real user ID, and saved-set user ID,
+   of the calling process to EUID, RUID, and SUID, respectively.  */
+int
+__setresuid (uid_t euid, uid_t ruid, uid_t suid)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+libc_hidden_def (__setresuid)
+stub_warning (setresuid)
+
+weak_alias (__setresuid, setresuid)
+#include <stub-tag.h>
diff --git a/sysdeps/mach/hurd/getresgid.c b/sysdeps/mach/hurd/getresgid.c
new file mode 100644
index 0000000000..a96aa49369
--- /dev/null
+++ b/sysdeps/mach/hurd/getresgid.c
@@ -0,0 +1,62 @@
+/* getresgid -- fetch effective group ID, real group ID, and saved-set group ID
+   Copyright (C) 2002 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+#include <hurd.h>
+#include <hurd/id.h>
+
+/* Fetch the effective group ID, real group ID, and saved-set group ID,
+   of the calling process.  */
+int
+__getresgid (gid_t *egid, gid_t *rgid, gid_t *sgid)
+{
+  error_t err;
+  gid_t eff, real, saved;
+
+  HURD_CRITICAL_BEGIN;
+  __mutex_lock (&_hurd_id.lock);
+
+  err = _hurd_check_ids ();
+  if (!err)
+    {
+      if (_hurd_id.aux.ngids < 1)
+	/* We do not even have a real GID.  */
+	err = EGRATUITOUS;
+      else
+	{
+	  real = _hurd_id.aux.gids[0];
+	  saved = _hurd_id.aux.ngids < 2 ? real :_hurd_id.aux.gids[1];
+	  eff = _hurd_id.gen.ngids < 1 ? real : _hurd_id.gen.gids[0];
+	}
+    }
+
+  __mutex_unlock (&_hurd_id.lock);
+  HURD_CRITICAL_END;
+
+  if (err)
+    return __hurd_fail (err);
+
+  *egid = eff;
+  *rgid = real;
+  *sgid = saved;
+  return 0;
+}
+libc_hidden_def (__getresgid)
+weak_alias (__getresgid, getresgid)
diff --git a/sysdeps/mach/hurd/getresuid.c b/sysdeps/mach/hurd/getresuid.c
new file mode 100644
index 0000000000..f4bfaeaf56
--- /dev/null
+++ b/sysdeps/mach/hurd/getresuid.c
@@ -0,0 +1,62 @@
+/* getresuid -- fetch effective user ID, real user ID, and saved-set user ID
+   Copyright (C) 2002 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+#include <hurd.h>
+#include <hurd/id.h>
+
+/* Fetch the effective user ID, real user ID, and saved-set user ID,
+   of the calling process.  */
+int
+__getresuid (uid_t *euid, uid_t *ruid, uid_t *suid)
+{
+  error_t err;
+  uid_t eff, real, saved;
+
+  HURD_CRITICAL_BEGIN;
+  __mutex_lock (&_hurd_id.lock);
+
+  err = _hurd_check_ids ();
+  if (!err)
+    {
+      if (_hurd_id.aux.nuids < 1)
+	/* We do not even have a real UID.  */
+	err = EGRATUITOUS;
+      else
+	{
+	  real = _hurd_id.aux.uids[0];
+	  saved = _hurd_id.aux.nuids < 2 ? real :_hurd_id.aux.uids[1];
+	  eff = _hurd_id.gen.nuids < 1 ? real : _hurd_id.gen.uids[0];
+	}
+    }
+
+  __mutex_unlock (&_hurd_id.lock);
+  HURD_CRITICAL_END;
+
+  if (err)
+    return __hurd_fail (err);
+
+  *euid = eff;
+  *ruid = real;
+  *suid = saved;
+  return 0;
+}
+libc_hidden_def (__getresuid)
+weak_alias (__getresuid, getresuid)
diff --git a/sysdeps/mach/hurd/setresgid.c b/sysdeps/mach/hurd/setresgid.c
new file mode 100644
index 0000000000..d0ee412b46
--- /dev/null
+++ b/sysdeps/mach/hurd/setresgid.c
@@ -0,0 +1,77 @@
+/* setresgid -- set effective group ID, real group ID, and saved-set group ID
+   Copyright (C) 2002 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+#include <hurd.h>
+#include <hurd/id.h>
+
+/* Set the effective group ID, real group ID, and saved-set group ID,
+   of the calling process to EGID, RGID, and SGID, respectively.  */
+int
+__setresgid (gid_t egid, gid_t rgid, gid_t sgid)
+{
+  auth_t newauth;
+  error_t err;
+  gid_t agids[2] = { rgid, sgid };
+
+  HURD_CRITICAL_BEGIN;
+  __mutex_lock (&_hurd_id.lock);
+  err = _hurd_check_ids ();
+
+  if (!err)
+    {
+      /* Make a new auth handle which has EGID as the first element in the
+         list of effective gids.  */
+
+      if (_hurd_id.gen.ngids > 0)
+	{
+	  _hurd_id.gen.gids[0] = egid;
+	  _hurd_id.valid = 0;
+	}
+      if (_hurd_id.aux.ngids > 1)
+	{
+	  _hurd_id.aux.gids[0] = rgid;
+	  _hurd_id.aux.gids[1] = sgid;
+	  _hurd_id.valid = 0;
+	}
+
+      err = __USEPORT (AUTH, __auth_makeauth
+		       (port, NULL, MACH_MSG_TYPE_COPY_SEND, 0,
+			_hurd_id.gen.uids, _hurd_id.gen.nuids,
+			_hurd_id.aux.uids, _hurd_id.aux.nuids,
+			_hurd_id.gen.ngids ? _hurd_id.gen.gids : &egid,
+			_hurd_id.gen.ngids ?: 1,
+			_hurd_id.aux.ngids > 1 ? _hurd_id.aux.gids : agids,
+			_hurd_id.aux.ngids > 1 ? _hurd_id.aux.ngids : 2,
+			&newauth));
+    }
+
+  __mutex_unlock (&_hurd_id.lock);
+  HURD_CRITICAL_END;
+
+  if (err)
+    return __hurd_fail (err);
+
+  /* Install the new handle and reauthenticate everything.  */
+  err = __setauth (newauth);
+  __mach_port_deallocate (__mach_task_self (), newauth);
+  return err;
+}
+libc_hidden_def (__setresgid)
diff --git a/sysdeps/mach/hurd/setresuid.c b/sysdeps/mach/hurd/setresuid.c
new file mode 100644
index 0000000000..2d05dbc850
--- /dev/null
+++ b/sysdeps/mach/hurd/setresuid.c
@@ -0,0 +1,77 @@
+/* setresuid -- set effective user ID, real user ID, and saved-set user ID
+   Copyright (C) 2002 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+#include <hurd.h>
+#include <hurd/id.h>
+
+/* Set the effective user ID, real user ID, and saved-set user ID,
+   of the calling process to EUID, RUID, and SUID, respectively.  */
+int
+__setresuid (uid_t euid, uid_t ruid, uid_t suid)
+{
+  auth_t newauth;
+  error_t err;
+  uid_t auids[2] = { ruid, suid };
+
+  HURD_CRITICAL_BEGIN;
+  __mutex_lock (&_hurd_id.lock);
+  err = _hurd_check_ids ();
+
+  if (!err)
+    {
+      /* Make a new auth handle which has EUID as the first element in the
+         list of effective uids.  */
+
+      if (_hurd_id.gen.nuids > 0)
+	{
+	  _hurd_id.gen.uids[0] = euid;
+	  _hurd_id.valid = 0;
+	}
+      if (_hurd_id.aux.nuids > 1)
+	{
+	  _hurd_id.aux.uids[0] = ruid;
+	  _hurd_id.aux.uids[1] = suid;
+	  _hurd_id.valid = 0;
+	}
+
+      err = __USEPORT (AUTH, __auth_makeauth
+		       (port, NULL, MACH_MSG_TYPE_COPY_SEND, 0,
+			_hurd_id.gen.nuids ? _hurd_id.gen.uids : &euid,
+			_hurd_id.gen.nuids ?: 1,
+			_hurd_id.aux.nuids > 1 ? _hurd_id.aux.uids : auids,
+			_hurd_id.aux.nuids > 1 ? _hurd_id.aux.nuids : 2,
+			_hurd_id.gen.gids, _hurd_id.gen.ngids,
+			_hurd_id.aux.gids, _hurd_id.aux.ngids,
+			&newauth));
+    }
+
+  __mutex_unlock (&_hurd_id.lock);
+  HURD_CRITICAL_END;
+
+  if (err)
+    return __hurd_fail (err);
+
+  /* Install the new handle and reauthenticate everything.  */
+  err = __setauth (newauth);
+  __mach_port_deallocate (__mach_task_self (), newauth);
+  return err;
+}
+libc_hidden_def (__setresuid)
diff --git a/sysdeps/unix/sysv/linux/alpha/syscalls.list b/sysdeps/unix/sysv/linux/alpha/syscalls.list
index 059f753d2b..7c1a0bebf2 100644
--- a/sysdeps/unix/sysv/linux/alpha/syscalls.list
+++ b/sysdeps/unix/sysv/linux/alpha/syscalls.list
@@ -55,9 +55,6 @@ shutdown	-	shutdown	2	__shutdown	shutdown
 socket		-	socket		3	__socket	socket
 socketpair	-	socketpair	4	__socketpair	socketpair
 
-getresuid	-	getresuid	3	getresuid
-getresgid	-	getresgid	3	getresgid
-
 # access pci space protected from machine checks:
 pciconfig_read	EXTRA	pciconfig_read	5	pciconfig_read
 pciconfig_write	EXTRA	pciconfig_write	5	pciconfig_write
diff --git a/sysdeps/unix/sysv/linux/hppa/syscalls.list b/sysdeps/unix/sysv/linux/hppa/syscalls.list
index 1c7a20d241..6b18e1f166 100644
--- a/sysdeps/unix/sysv/linux/hppa/syscalls.list
+++ b/sysdeps/unix/sysv/linux/hppa/syscalls.list
@@ -32,8 +32,5 @@ shutdown	-	shutdown	i:ii	__shutdown	shutdown
 socket		-	socket		i:iii	__socket	socket
 socketpair	-	socketpair	i:iiif	__socketpair	socketpair
 
-getresuid	-	getresuid	i:ppp	getresuid
-getresgid	-	getresgid	i:ppp	getresgid
-
 setrlimit	-	setrlimit	i:ip	__setrlimit	setrlimit	
 getrlimit	-	getrlimit	i:ip	__getrlimit	getrlimit	
diff --git a/sysdeps/unix/sysv/linux/i386/getresgid.c b/sysdeps/unix/sysv/linux/i386/getresgid.c
index 235d9d996a..9314067fd7 100644
--- a/sysdeps/unix/sysv/linux/i386/getresgid.c
+++ b/sysdeps/unix/sysv/linux/i386/getresgid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2002 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
@@ -48,7 +48,7 @@ extern int __libc_missing_32bit_uids;
 
 
 int
-getresgid (gid_t *rgid, gid_t *egid, gid_t *sgid)
+__getresgid (gid_t *rgid, gid_t *egid, gid_t *sgid)
 {
 # if __ASSUME_32BITUIDS > 0
   return INLINE_SYSCALL (getresgid32, 3, CHECK_1 (rgid),
@@ -85,6 +85,9 @@ getresgid (gid_t *rgid, gid_t *egid, gid_t *sgid)
   return result;
 # endif
 }
+libc_hidden_def (__getresgid)
+weak_alias (__getresgid, getresgid)
+
 #else
 # include <sysdeps/generic/getresgid.c>
 #endif
diff --git a/sysdeps/unix/sysv/linux/i386/getresuid.c b/sysdeps/unix/sysv/linux/i386/getresuid.c
index 30d67f3ed3..8db11f1f8a 100644
--- a/sysdeps/unix/sysv/linux/i386/getresuid.c
+++ b/sysdeps/unix/sysv/linux/i386/getresuid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2002 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
@@ -46,7 +46,7 @@ extern int __libc_missing_32bit_uids;
 # endif /* __NR_getresuid32 */
 
 int
-getresuid (uid_t *ruid, uid_t *euid, uid_t *suid)
+__getresuid (uid_t *ruid, uid_t *euid, uid_t *suid)
 {
 # if __ASSUME_32BITUIDS > 0
   return INLINE_SYSCALL (getresuid32, 3, CHECK_1 (ruid),
@@ -83,6 +83,9 @@ getresuid (uid_t *ruid, uid_t *euid, uid_t *suid)
   return result;
 # endif
 }
+libc_hidden_def (__getresuid)
+weak_alias (__getresuid, getresuid)
+
 #else
 # include <sysdeps/generic/getresuid.c>
 #endif
diff --git a/sysdeps/unix/sysv/linux/i386/setresgid.c b/sysdeps/unix/sysv/linux/i386/setresgid.c
index 08f9842adf..264b694ff5 100644
--- a/sysdeps/unix/sysv/linux/i386/setresgid.c
+++ b/sysdeps/unix/sysv/linux/i386/setresgid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2002 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
@@ -41,10 +41,8 @@ extern int __libc_missing_32bit_uids;
 #  endif
 # endif /* __NR_setresgid32 */
 
-extern int setresgid (gid_t rgid, gid_t egid, gid_t sgid);
-
 int
-setresgid (gid_t rgid, gid_t egid, gid_t sgid)
+__setresgid (gid_t rgid, gid_t egid, gid_t sgid)
 {
 # if __ASSUME_32BITUIDS > 0
   return INLINE_SYSCALL (setresgid32, 3, rgid, egid, sgid);
@@ -75,4 +73,11 @@ setresgid (gid_t rgid, gid_t egid, gid_t sgid)
   return INLINE_SYSCALL (setresgid, 3, rgid, egid, sgid);
 # endif
 }
+libc_hidden_def (__setresgid)
+weak_alias (__setresgid, setresgid)
+
+#else
+
+#include <sysdeps/generic/setresgid.c>
+
 #endif
diff --git a/sysdeps/unix/sysv/linux/i386/setresuid.c b/sysdeps/unix/sysv/linux/i386/setresuid.c
index ab4067f026..bcfe797451 100644
--- a/sysdeps/unix/sysv/linux/i386/setresuid.c
+++ b/sysdeps/unix/sysv/linux/i386/setresuid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2002 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
@@ -41,8 +41,6 @@ extern int __libc_missing_32bit_uids;
 #  endif
 # endif /* __NR_setresuid32 */
 
-extern int __setresuid (uid_t ruid, uid_t euid, uid_t suid);
-
 int
 __setresuid (uid_t ruid, uid_t euid, uid_t suid)
 {
@@ -75,5 +73,11 @@ __setresuid (uid_t ruid, uid_t euid, uid_t suid)
   return INLINE_SYSCALL (setresuid, 3, ruid, euid, suid);
 # endif
 }
+libc_hidden_def (__setresuid)
 weak_alias (__setresuid, setresuid)
+
+#else
+
+#include <sysdeps/generic/setresuid.c>
+
 #endif
diff --git a/sysdeps/unix/sysv/linux/ia64/syscalls.list b/sysdeps/unix/sysv/linux/ia64/syscalls.list
index c68635f5f5..280b79ae25 100644
--- a/sysdeps/unix/sysv/linux/ia64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/ia64/syscalls.list
@@ -57,9 +57,6 @@ pciconfig_write	EXTRA	pciconfig_write	5	pciconfig_write
 
 ptrace		-	ptrace		4	__ptrace	ptrace
 
-getresuid	-	getresuid	i:ppp	getresuid
-getresgid	-	getresgid	i:ppp	getresgid
-
 rt_sigaction	EXTRA	rt_sigaction	i:ippi	__syscall_rt_sigaction		rt_sigaction
 rt_sigpending	EXTRA	rt_sigpending	i:pi	__syscall_rt_sigpending		rt_sigpending
 rt_sigprocmask	EXTRA	rt_sigprocmask	i:ippi	__syscall_rt_sigprocmask	rt_sigprocmask
diff --git a/sysdeps/unix/sysv/linux/mips/syscalls.list b/sysdeps/unix/sysv/linux/mips/syscalls.list
index fe01d76b19..07e942d3cd 100644
--- a/sysdeps/unix/sysv/linux/mips/syscalls.list
+++ b/sysdeps/unix/sysv/linux/mips/syscalls.list
@@ -58,8 +58,6 @@ s_getdents	getdents getdents	i:ipi	__syscall_getdents
 s_getdents64	getdents getdents64	i:ipi	__syscall_getdents64
 s_getpmsg	getpmsg	getpmsg		i:ipppp	__syscall_getpmsg
 s_getpriority	getpriority getpriority	i:ii	__syscall_getpriority
-getresgid	-	getresgid	i:ppp	getresgid
-getresuid	-	getresuid	i:ppp	getresuid
 s_ipc		msgget	ipc		i:iiiip	__syscall_ipc
 s_lstat64	lxstat64 lstat64	i:sp	__syscall_lstat64
 s_mmap2		mmap64	mmap2		b:aniiii __syscall_mmap2
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list b/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list
index 434a9a1f7a..a4adb984da 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list
@@ -22,8 +22,6 @@ s_getdents	getdents getdents	i:ipi	__syscall_getdents
 s_getdents64	getdents getdents64	i:ipi	__syscall_getdents64
 s_getpmsg	getpmsg	getpmsg		i:ipppp	__syscall_getpmsg
 s_getpriority	getpriority getpriority	i:ii	__syscall_getpriority
-getresgid	-	getresgid	i:ppp	getresgid
-getresuid	-	getresuid	i:ppp	getresuid
 s_getrlimit	getrlimit getrlimit	i:ip	__syscall_getrlimit
 s_lstat64	lxstat64 lstat64	i:sp	__syscall_lstat64
 s_mmap2		mmap64	mmap2		b:aniiii __syscall_mmap2
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list b/sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list
index fd81f0d975..0cd18977c5 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list
@@ -22,8 +22,6 @@ s_getdents	getdents getdents	i:ipi	__syscall_getdents
 s_getdents64	getdents getdents64	i:ipi	__syscall_getdents64
 s_getpmsg	getpmsg	getpmsg		i:ipppp	__syscall_getpmsg
 s_getpriority	getpriority getpriority	i:ii	__syscall_getpriority
-getresgid	-	getresgid	i:ppp	getresgid
-getresuid	-	getresuid	i:ppp	getresuid
 s_getrlimit	getrlimit getrlimit	i:ip	__syscall_getrlimit
 s_lstat64	lxstat64 lstat64	i:sp	__syscall_lstat64
 s_mmap2		mmap64	mmap2		b:aniiii __syscall_mmap2
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list b/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
index 191e278591..3e595f5fd0 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
@@ -44,9 +44,6 @@ shutdown	-	shutdown	i:ii	__shutdown	shutdown
 socket		-	socket		i:iii	__socket	socket
 socketpair	-	socketpair	i:iiif	__socketpair	socketpair
 
-getresuid	-	getresuid	i:ppp	getresuid
-getresgid	-	getresgid	i:ppp	getresgid
-
 rt_sigaction	EXTRA	rt_sigaction	i:ippi	__syscall_rt_sigaction		rt_sigaction
 rt_sigpending	EXTRA	rt_sigpending	i:pi	__syscall_rt_sigpending		rt_sigpending
 rt_sigprocmask	EXTRA	rt_sigprocmask	i:ippi	__syscall_rt_sigprocmask	rt_sigprocmask
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile b/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile
index 6892f58a04..734b39d319 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile
@@ -2,10 +2,6 @@ asm-CPPFLAGS = -D__ASSEMBLY__
 ASFLAGS-.os += -fPIC
 LD += -melf32_sparc
 
-ifeq ($(subdir),misc)
-sysdep_routines += setfsgid setfsuid
-endif
-
 # When I get this to work, this is the right thing
 ifeq ($(subdir),elf)
 CFLAGS-rtld.c += -mv8
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list b/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list
index ae34d615de..cb4971fff8 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list
@@ -13,10 +13,10 @@ setrlimit	-	setrlimit	2	__setrlimit	setrlimit
 getrlimit	-	getrlimit	2	__getrlimit	getrlimit
 s_ipc		msgget	ipc		5	__syscall_ipc
 s_setuid	setuid	setuid		1	__syscall_setuid
-setresuid	EXTRA	setresuid32	3	__setresuid	setresuid
-setresgid	EXTRA	setresgid32	3	__setresgid	setresgid
-getresuid	EXTRA	getresuid32	3	getresuid
-getresgid	EXTRA	getresgid32	3	getresgid
+setresuid	-	setresuid32	3	__setresuid	setresuid
+setresgid	-	setresgid32	3	__setresgid	setresgid
+getresuid	-	getresuid32	3	getresuid
+getresgid	-	getresgid32	3	getresgid
 
 # System calls with wrappers.
 rt_sigaction	-	rt_sigaction	4	__syscall_rt_sigaction
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list b/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list
index 2c76ac04f2..27af9c8d55 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list
@@ -32,6 +32,3 @@ sendto		-	sendto		6	__libc_sendto	__sendto sendto
 setsockopt	-	setsockopt	5	__setsockopt	setsockopt
 shutdown	-	shutdown	2	__shutdown	shutdown
 socketpair	-	socketpair	4	__socketpair	socketpair
-
-getresuid	-	getresuid	3	getresuid
-getresgid	-	getresgid	3	getresgid
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index 5fcc9b5d9a..2cb922e8cc 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -16,6 +16,8 @@ geteuid		-	geteuid		i:	__geteuid	geteuid
 getpgid		-	getpgid		i:i	__getpgid	getpgid
 getpgrp		-	getpgrp		i:	getpgrp
 getppid		-	getppid		i:	__getppid	getppid
+getresuid	-	getresuid	i:ppp	getresuid
+getresgid	-	getresgid	i:ppp	getresgid
 getsid		-	getsid		i:i	getsid
 init_module	EXTRA	init_module	5	init_module
 ioperm		-	ioperm		i:iii	ioperm
@@ -56,8 +58,8 @@ sendfile64	-	sendfile64	i:iipi	sendfile64
 setfsgid	EXTRA	setfsgid	i:i	setfsgid
 setfsuid	EXTRA	setfsuid	i:i	setfsuid
 setpgid		-	setpgid		i:ii	__setpgid	setpgid
-setresuid	EXTRA	setresuid	i:iii	__setresuid	setresuid
-setresgid	EXTRA	setresgid	i:iii	__setresgid	setresgid
+setresuid	-	setresuid	i:iii	__setresuid	setresuid
+setresgid	-	setresgid	i:iii	__setresgid	setresgid
 sigaltstack	-	sigaltstack	i:PP	__sigaltstack	sigaltstack
 sysinfo		EXTRA	sysinfo		i:p	sysinfo
 swapon		-	swapon		i:si	__swapon	swapon
diff --git a/sysdeps/unix/sysv/linux/x86_64/syscalls.list b/sysdeps/unix/sysv/linux/x86_64/syscalls.list
index 9aea0ef42c..bec657e2b5 100644
--- a/sysdeps/unix/sysv/linux/x86_64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/x86_64/syscalls.list
@@ -8,8 +8,6 @@ pread		-	pread		i:ibni	__libc_pread	__libc_pread64 __pread pread __pread64 pread
 pwrite		-	pwrite		i:ibni	__libc_pwrite	__libc_pwrite64 __pwrite pwrite __pwrite64 pwrite64
 fstatfs		-	fstatfs		i:ip	__fstatfs	fstatfs __fstatfs64 fstatfs64
 statfs		-	statfs		i:sp	__statfs	statfs statfs64
-getresgid	-	getresgid	i:ppp	getresgid
-getresuid	-	getresuid	i:ppp	getresuid
 getrlimit	-	getrlimit	i:ip	__getrlimit	getrlimit getrlimit64
 setrlimit	-	setrlimit	i:ip	__setrlimit	setrlimit64 setrlimit
 ftruncate	-	ftruncate	i:ii	__ftruncate	ftruncate ftruncate64 __ftruncate64