--- /dev/null
+--- gzip-1.3.10/zgrep.in.pom 2006-12-30 04:01:51.000000000 +0100
++++ gzip-1.3.10/zgrep.in 2007-02-06 10:54:33.000000000 +0100
+
+@@ -190,5 +190,8 @@
+ r=$?
+ test "$gzip_status" -eq 0 || test "$gzip_status" -eq 2 || r=2
+ test $res -lt $r && res=$r
++ # SIGPIPE + 128
++ test "$r" -eq 141 && exit $res
+ done
++trap - SIGPIPE
+ exit $res