diff --git a/programs/util.c b/programs/util.c
index 49eea148..0001cc3d 100644
--- a/programs/util.c
+++ b/programs/util.c
@@ -92,6 +92,7 @@ U32 UTIL_isLink(const char* infilename)
 /* macro guards, as defined in : https://linux.die.net/man/2/lstat */
 #ifndef __STRICT_ANSI__
 #if defined(_BSD_SOURCE) \
+    || defined(__OpenBSD__) \
     || (defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE >= 500)) \
     || (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) \
     || (defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L)) \