--- /usr/bin/cygport~	2015-07-20 09:12:08.000000000 +0200
+++ /usr/bin/cygport	2015-11-21 17:45:13.583854800 +0100
@@ -395,7 +395,7 @@
 then
 	if [ -f ./${cygportfile} ]
 	then
-		_topdir=.;
+		_topdir=$(readlink -f .);
 	else
 		_topdir=/usr/src;
 	fi