--- opal-3.4.2/opal.m4.orig	2008-11-05 01:14:05.259153713 +0100
+++ opal-3.4.2/opal.m4	2008-11-05 01:19:20.237505967 +0100
@@ -364,12 +364,13 @@
          [
           old_CXXFLAGS="$CXXFLAGS"
           old_LDFLAGS="$LDFLAGS"
+	  old_LIBS="$LIBS"
 
           CXXFLAGS="$CXXFLAGS $PTLIB_CFLAGS $PTLIB_CXXFLAGS"
           if test "x${DEBUG_BUILD}" = xyes; then
-            LDFLAGS="$LDFLAGS $DEBUG_LIBS"
+            LIBS="$LIBS $DEBUG_LIBS"
           else
-            LDFLAGS="$LDFLAGS $RELEASE_LIBS"
+            LIBS="$LIBS $RELEASE_LIBS"
           fi
 
           AC_LANG(C++)
@@ -388,6 +389,7 @@
 
           CXXFLAGS="$old_CXXFLAGS"
           LDFLAGS="$old_LDFLAGS"
+          LIBS="$old_LIBS"
 
           OPAL_MSG_CHECK([PTLIB has $1], [$opal_ptlib_option])
 	  $4="$opal_ptlib_option"