From a01a768965d6bad8782a5306fe05b09777e5bbdc Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Wed, 14 Nov 2012 22:55:26 -0500
Subject: configure: Don't exit on unrecognized options.

---
diff --git a/configure b/configure
index 918db01..41efab2 100755
--- a/configure
+++ b/configure
@@ -249,8 +249,9 @@ parse_options()
 "${_opts}"
 EOF
 		if [ ${?} -ne 0 ]; then
-			printf 'invalid %s name: %s\n' "${_type}" "${_opt}" >&2
-			exit 1
+			printf 'warning: unrecognized %s name: %s\n' \
+				"${_type}" "${_opt}" >&2
+			continue
 		fi
 		if ${_optarg_set}; then
 			_opt="$(printf '%s' "${_opt}" | tr -c '[a-z0-9]' '_')"
--
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