$NetBSD: patch-ad,v 1.3 2008/04/11 19:58:30 drochner Exp $

--- configure.orig	2008-03-21 01:17:42.000000000 +0100
+++ configure
@@ -22100,7 +22100,7 @@ rm -f core conftest.err conftest.$ac_obj
 echo "${ECHO_T}$flag_ok" >&6; }
 
 
-        if test "x$ERROR_CFLAGS" == "x"
+        if test "x$ERROR_CFLAGS" = "x"
     then
 
   { echo "$as_me:$LINENO: checking to see if compiler understands -errwarn=%all" >&5