Index: xf86-input-aiptek-1.1.1/aclocal.m4
===================================================================
--- xf86-input-aiptek-1.1.1.orig/aclocal.m4	2008-03-15 20:01:46.000000000 +0100
+++ xf86-input-aiptek-1.1.1/aclocal.m4	2008-03-15 20:02:17.000000000 +0100
@@ -7669,7 +7669,7 @@
 
 AC_DEFUN([XORG_DRIVER_CHECK_EXT],[
 	SAVE_CFLAGS="$CFLAGS"
-	CFLAGS="$CFLAGS -I`pkg-config --variable=sdkdir xorg-server`"
+	CFLAGS="$CFLAGS -I`pkg-config --cflags xorg-server`"
 	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 #include "xorg-server.h"
 #if !defined $1