[PATCH] configure: Fix a typo near dri3/shmfence detection

[Adam Jackson]

" is not the mate of ].

Signed-off-by: Adam Jackson <ajax at redhat.com>
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 8bedd35..3f2c2d0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1218,7 +1218,7 @@ case "$DRI3,$HAVE_XSHMFENCE" in
 	yes,yes | auto,yes)
 		;;
 	yes,no)
-		AC_MSG_ERROR("DRI3 requested, but xshmfence not found.])
+		AC_MSG_ERROR([DRI3 requested, but xshmfence not found.])
 		DRI3=no
 		;;
 	no,*)
-- 
1.8.4.2