The following patch works for me:
--- /bin/zgrep~ 2012-03-19 11:44:26.000000000 +0100
+++ /bin/zgrep 2012-04-12 10:04:26.290833443 +0200
@@ -138,7 +138,7 @@
files_with_matches=1;;
(-L | --files-witho*)
files_without_matches=1;;
- (--no-f*)
+ (-h | --no-f*)
no_filename=1;;
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