--- PKGBUILD    1970-01-01 10:13:08.000000000 +0100
+++ PKGBUILD.new        2010-09-22 14:46:57.300000910 +0200
@@ -19,11 +19,12 @@

 #building in source directory not allowed
   if [ -d ${srcdir}/build ]; then
-    (cd build)
+    (cd ${srcdir}/build)
   else
     mkdir ${srcdir}/build && cd ${srcdir}/build
   fi