--- configure.orig	2009-04-27 01:18:10.646681315 +0200
+++ configure	2009-04-27 01:18:32.185763370 +0200
@@ -22132,7 +22132,7 @@ if  test "x$GCC" = xyes ; then
 -Wbad-function-cast"
     case `gcc -dumpversion` in
     3.4.* | 4.*)
-	CWARNFLAGS+=" -Wold-style-definition -Wdeclaration-after-statement"
+	CWARNFLAGS="$CWARNFLAGS -Wold-style-definition -Wdeclaration-after-statement"
 	;;
     esac
 else