$OpenBSD: patch-runtime_flangrti_mpmalloc_c,v 1.1 2018/09/26 18:31:46 bcallah Exp $

We don't have this include.

Index: runtime/flangrti/mpmalloc.c
--- runtime/flangrti/mpmalloc.c.orig
+++ runtime/flangrti/mpmalloc.c
@@ -17,7 +17,7 @@
 
 /* mp-safe wrappers for malloc, etc. */
 
-#ifdef TARGET_LINUX
+#if defined(TARGET_LINUX) && !defined(__OpenBSD__)
 #include <features.h>
 #endif
 
