Mesa (master): autoconf: Only _GNU_SOURCE feature test macro needed on gnu systems

[Dan Nicholson]

Module: Mesa
Branch: master
Commit: 29f603a270da711a2a980cc9896e5883e59227cd
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=29f603a270da711a2a980cc9896e5883e59227cd

Author: Dan Nicholson <dbn.lists at gmail.com>
Date:   Mon Jan 12 11:10:31 2009 -0800

autoconf: Only _GNU_SOURCE feature test macro needed on gnu systems

According to feature_test_macros(7), _GNU_SOURCE encompasses all the
other feature macros we were setting, so we can just dispose of them.

---

 configure.ac |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/configure.ac b/configure.ac
index 6a99f30..33c1072 100644
--- a/configure.ac
+++ b/configure.ac
@@ -84,10 +84,7 @@ DEFINES=""
 AC_SUBST([DEFINES])
 case "$host_os" in
 *-gnu*)
-if test "x$GCC" = xyes; then
-    DEFINES="$DEFINES -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_BSD_SOURCE"
-fi
-    DEFINES="$DEFINES -D_SVID_SOURCE -D_GNU_SOURCE -DPTHREADS"
+    DEFINES="$DEFINES -D_GNU_SOURCE -DPTHREADS"
     ;;
 solaris*)
     DEFINES="$DEFINES -DPTHREADS -DSVR4"