--- gzip-1.3.9/znew.in.stderr	2007-01-15 14:23:54.000000000 +0100
+++ gzip-1.3.9/znew.in	2007-01-15 14:25:37.000000000 +0100
@@ -92,7 +92,7 @@
 done
 
 if test $# -eq 0; then
-  echo "$usage"
+  echo "$usage" >&2
   exit 1
 fi
 
--- gzip-1.3.9/zforce.in.stderr	2007-01-15 14:23:54.000000000 +0100
+++ gzip-1.3.9/zforce.in	2007-01-15 14:23:54.000000000 +0100
@@ -40,7 +40,7 @@
 Report bugs to <bug-gzip@gnu.org>."
 
 if test $# = 0; then
-  echo "$usage"
+  echo "$usage" >&2
   exit 1
 fi
 
--- gzip-1.3.9/zmore.in.stderr	2006-12-09 05:25:56.000000000 +0100
+++ gzip-1.3.9/zmore.in	2007-01-15 14:23:54.000000000 +0100
@@ -53,7 +53,7 @@
 
 if test $# = 0; then
     if test -t 0; then
-	echo "$usage"
+	echo "$usage" >&2
     else
 	gzip -cdfq | eval ${PAGER-more}
     fi