Upstream-Status: Pending

--- a/build/openldap.m4
+++ b/build/openldap.m4
@@ -651,7 +651,7 @@ AC_DEFUN([OL_PTHREAD_TEST_FUNCTION],[[
 ]])
 
 AC_DEFUN([OL_PTHREAD_TEST_PROGRAM],
-AC_LANG_SOURCE([OL_PTHREAD_TEST_INCLUDES
+[AC_LANG_SOURCE([[OL_PTHREAD_TEST_INCLUDES
 
 int main(argc, argv)
 	int argc;
@@ -659,7 +659,7 @@ int main(argc, argv)
 {
 OL_PTHREAD_TEST_FUNCTION
 }
-]))
+]])])
 dnl --------------------------------------------------------------------
 AC_DEFUN([OL_PTHREAD_TRY], [# Pthread try link: $1 ($2)
 if test "$ol_link_threads" = no ; then