ac_init=`${EGREP-egrep} '[ ]*'$ac_name'[ ]*=' "$ac_file"`
if test -z "$ac_init"; then
ac_seen=`echo "$ac_seen" |sed -e 's,^,'$ac_file':,'`
ac_init=`${EGREP-egrep} '[ ]*'$ac_name'[ ]*=' "$ac_file"`
if test -z "$ac_init"; then
ac_seen=`echo "$ac_seen" |sed -e 's,^,'$ac_file':,'`