--- gpgme-1.1.8/src/gpgme-config.in	2009-03-08 10:25:48.000000000 +1100
+++ gpgme-1.1.8/src/gpgme-config.in	2009-03-08 10:35:53.000000000 +1100
@@ -64,7 +64,7 @@
 while test $# -gt 0; do
     case "$1" in
 	-*=*)
-	    optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'`
+	    optarg=`echo "$1" | sed 's/[-_[:alnum:]]*=//'`
 	    ;;
 	*)
 	    optarg=