From de65fe0f9b25bb2257b0188e06f472991c87ce47 Mon Sep 17 00:00:00 2001
From: Sebastian Herbszt <herbszt@gmx.de>
Date: Sun, 24 May 2009 22:07:53 +0200
Subject: Add detection of pthread library name

Try to detect the name of the pthread library.
Currently it looks for "-pthread" and "-pthreadGC2".

Signed-off-by: Sebastian Herbszt <herbszt@gmx.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
 configure | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/configure b/configure
index b6d18d1453..21c0633b20 100755
--- a/configure
+++ b/configure
@@ -1155,18 +1155,22 @@ fi
 
 ##########################################
 # pthread probe
+PTHREADLIBS_LIST="-lpthread -lpthreadGC2"
 PTHREADLIBS=""
 
 if test "$pthread" = yes; then
   pthread=no
 cat > $TMPC << EOF
 #include <pthread.h>
-int main(void) { pthread_mutex_t lock;  return 0; }
+int main(void) { pthread_create(0,0,0,0); return 0; }
 EOF
-  if $cc $ARCH_CFLAGS -o $TMPE $PTHREADLIBS $TMPC 2> /dev/null > /dev/null ; then
-    pthread=yes
-    PTHREADLIBS="-lpthread"
-  fi
+  for pthread_lib in $PTHREADLIBS_LIST; do
+    if $cc $ARCH_CFLAGS -o $TMPE $TMPC $pthread_lib 2> /dev/null > /dev/null ; then
+      pthread=yes
+      PTHREADLIBS="$pthread_lib"
+      break
+    fi
+  done
 fi
 
 if test "$pthread" = no; then
-- 
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