--- mono-2.10.8.1/scripts/mono-find-requires.in.whitespace~	2012-02-23 16:59:45.523956522 +0100
+++ mono-2.10.8.1/scripts/mono-find-requires.in	2012-02-23 16:59:47.168957341 +0100
@@ -187,4 +187,4 @@ $REQUIRES" | sort | uniq -u)
 # Of those, only choose the ones that are in REQUIRES
 #
 echo "$UNIQ
-$REQUIRES" | sort | uniq -d
+$REQUIRES" | sort | uniq -d | grep -v '^\s*$'