$OpenBSD: patch-lib_parser_utils_cc,v 1.1 2019/07/26 06:41:59 pvk Exp $
Bring g_vasprintf into scope
Index: lib/parser/utils.cc
--- lib/parser/utils.cc.orig
+++ lib/parser/utils.cc
@@ -17,7 +17,7 @@
 **  02110-1301, USA.
 */
 
-#define _XOPEN_SOURCE
+#define _XOPEN_SOURCE_EXTENDED 1
 #include <time.h>
 
 #define GNU_SOURCE
