Fix _XOPEN_SOURCE_EXTENDED handling.

ChangeLog

@@ -1,4 +1,19 @@
-2010-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+2010-01-15  Ulrich Drepper  <drepper@redhat.com>
+
+	* include/features.h: _XOPEN_SOURCE_EXTENDED is not defined to be
+	used without _XOPEN_SOURCE.  Don't base any decisions on this macro
+	if _XOPEN_SOURCE is not defined as well.
+
+2010-01-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* sysdeps/s390/s390-32/elf/start.S (_start): Added check for the
+	high gprs kernel facility.
+	* sysdeps/s390/s390-32/dl-machine.h (elf_machine_matches_host):
+	Added high gprs check for DSOs.
+	* elf/elf.h (EF_S390_HIGH_GPRS): Added macro definition for the
+	new elf header flag.
+
+XS2010-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	* elf/dl-sysdep.c (_dl_sysdep_start): Added the auxv parameter to
 	dl_main.

include/features.h

@@ -146,8 +146,7 @@
 /* If _BSD_SOURCE was defined by the user, favor BSD over POSIX.  */
 #if defined _BSD_SOURCE && \
     !(defined _POSIX_SOURCE || defined _POSIX_C_SOURCE || \
-      defined _XOPEN_SOURCE || defined _XOPEN_SOURCE_EXTENDED || \
-      defined _GNU_SOURCE || defined _SVID_SOURCE)
+      defined _XOPEN_SOURCE || defined _GNU_SOURCE || defined _SVID_SOURCE)
 # define __FAVOR_BSD	1
 #endif
 
@@ -179,8 +178,7 @@
    define _BSD_SOURCE and _SVID_SOURCE.  */
 #if (!defined __STRICT_ANSI__ && !defined _ISOC99_SOURCE && \
      !defined _POSIX_SOURCE && !defined _POSIX_C_SOURCE && \
-     !defined _XOPEN_SOURCE && !defined _XOPEN_SOURCE_EXTENDED && \
-     !defined _BSD_SOURCE && !defined _SVID_SOURCE)
+     !defined _XOPEN_SOURCE && !defined _BSD_SOURCE && !defined _SVID_SOURCE)
 # define _BSD_SOURCE	1
 # define _SVID_SOURCE	1
 #endif