Small portability fix

26 years ago · 9f2cd78e67
1 changed files with 1 additions and 1 deletions
--- a/ext/ext_skel
+++ b/ext/ext_skel
@ -35,7 +35,7 @@ while test $# -gt 0; do
  case $1 in
    --extname=?*)
 	extname=$optarg
-	EXTNAME=`echo $extname | tr a-z A-Z`
+	EXTNAME=`echo $extname | tr [a-z] [A-Z]`
 	;;
    --proto=?*)
 	proto=$optarg