$OpenBSD: patch-third_party_libsync_src_include_sync_sync_h,v 1.1 2021/01/20 07:28:11 robert Exp $

Index: third_party/libsync/src/include/sync/sync.h
--- third_party/libsync/src/include/sync/sync.h.orig
+++ third_party/libsync/src/include/sync/sync.h
@@ -22,7 +22,9 @@
 #include <sys/cdefs.h>
 #include <stdint.h>
 
+#if !defined(__OpenBSD__)
 #include <linux/types.h>
+#endif
 
 __BEGIN_DECLS
 
