Fix typo in m4.sh.

diff --git a/m4.sh b/m4.sh
index 760ff0e87b282590dbf0fcbdf9106fe3d489478a..b4a935c3ed8a3bf99f5f0142cf9602f59e4d2627 100755 (executable)
--- a/m4.sh
+++ b/m4.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # m4 wrapper script which uses $1.m4 as template file, feeds it to m4 and
-# writes it to m4 with a warning at the beginning to not edit the generated
+# writes it to $1 with a warning at the beginning to not edit the generated
 # file.
 #
 # All arguments to this script (except the first which is the filename) are