+++ /dev/null
-Index: tests/wrapper.in
-===================================================================
-RCS file: /cvsroot/autoconf/autoconf/tests/wrapper.in,v
-retrieving revision 1.4
-diff -u -u -r1.4 wrapper.in
---- tests/wrapper.in 25 Sep 2003 09:30:35 -0000 1.4
-+++ tests/wrapper.in 19 Nov 2003 13:17:11 -0000
-@@ -13,9 +13,10 @@
- elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
- set -o posix
- fi
-+DUALCASE=1; export DUALCASE # for MKS sh
-
- # Support unset when possible.
--if ((MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
-+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
- as_unset=unset
- else
- as_unset=false
-