shithub: rc

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ref: 0b1d666affa998cc6606fa6277f3312b20f857d5
parent: 094869e40b9ab8fb1bb2f548fbe3847f81710900
author: qwx <qwx@sciops.net>
date: Mon May 2 12:02:20 EDT 2022

fix usage error string

--- a/bin/syncab
+++ b/bin/syncab
@@ -7,7 +7,7 @@
 }
 if(! ~ $#* 2){
 	echo usage: $0 [-m] left right
-	exit usage
+	exit usage >[1=2]
 }
 
 ref=$1