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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index a78c8d9fa..a4be71ea3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -195,6 +195,7 @@ AS_IF([test "x$ac_cv_prog_c_openmp" != x &&
AC_DEFINE(ENABLE_OPENMP, 1, [Enable multithreading support?])
],
[AC_MSG_RESULT([no])
+ OPENMP_CFLAGS=
if test "$enable_openmp" = "yes"; then
AC_MSG_ERROR([OpenMP too old])
fi