[libgda] Corrected M4 file to handle C test code with square brackets

[Vivien Malerba <vivien src gnome org>]

commit 9e4ba808e68f4242927028fee384a179919a3783
Author: Vivien Malerba <malerba gnome-db org>
Date:   Wed Jul 6 16:08:48 2011 +0200

    Corrected M4 file to handle C test code with square brackets

 m4/mdbtools.m4 |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/m4/mdbtools.m4 b/m4/mdbtools.m4
index cef6562..fa771bc 100644
--- a/m4/mdbtools.m4
+++ b/m4/mdbtools.m4
@@ -193,7 +193,7 @@ int main() {
 	    fi
 
 	    AC_MSG_CHECKING([whether mdb_bind_column takes three or four arguments])
-	    AC_COMPILE_IFELSE([AC_LANG_SOURCE([
+	    AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 #include <mdbtools.h>
 int main() {
 	MdbHandle *mdb;
@@ -203,7 +203,7 @@ int main() {
 	mdb_bind_column(mdb, c, bound_data[c], &len);
 	return 0;
 }
-])],
+]])],
 	                      mdb_bind_column_args=four, mdb_bind_column_args=three)
 
 	    AC_MSG_RESULT($mdb_bind_column_args)