fix build

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3086 d0543943-73ff-0310-b7d9-9358b9ac24b2

build/buildlib.sh

@@ -59,7 +59,7 @@ fi
 if [ ! -f $root/.nothanks ] && [ $uncompressed/.complete -ot $uncompressed ] ; then 
     echo remove stale .complete
     rm $uncompressed/.complete
-    cd $uncompressed && $MAKE clean distclean
+    sh -c "cd $uncompressed && $MAKE clean distclean"
 fi
 
 if [ -f $uncompressed/.complete ] ; then