options-parser: prefix usage message with "Usage: ".

* build-aux/options-parser (func_usage_message): Prefix usage
message with "Usage: ".

Signed-off-by: Gary V. Vaughan <gary@gnu.org>

diff --git a/build-aux/options-parser b/build-aux/options-parser
index cb3f137d5ce2c8b8a9ad20538f3b660a48ec787e..3c4f788ab13a69170cce7c2d81a289aafa208b5c 100644 (file)
--- a/build-aux/options-parser
+++ b/build-aux/options-parser
@@ -800,7 +800,7 @@ func_usage_message ()
 {
     $debug_cmd
 
-    eval \$bs_echo \""$usage"\"
+    eval \$bs_echo \""Usage: $usage"\"
     echo
     $SED -n 's|^# ||;/^Written by/{x;p;x;};h' < "$progpath"
     echo