Add a minimal implementation of utimensat().

Some systems (eg older OS X) do not have utimensat, so provide minimal
implementation in compat layer.  Fixes build on at least El Capitan.

1 files changed, 8 insertions, 0 deletions

diff --git a/openbsd-compat/bsd-misc.h b/openbsd-compat/bsd-misc.h
index 52ec52853..584c2b5ef 100644
--- a/openbsd-compat/bsd-misc.h
+++ b/openbsd-compat/bsd-misc.h
@@ -64,6 +64,14 @@ struct timeval {
 int utimes(char *, struct timeval *);
 #endif /* HAVE_UTIMES */
 
+#ifndef HAVE_UTIMENSAT
+/* start with the high bits and work down to minimise risk of overlap */
+# ifndef AT_SYMLINK_NOFOLLOW
+#  define AT_SYMLINK_NOFOLLOW 0x80000000
+# endif
+int utimensat(int, const char *, const struct timespec[2], int);
+#endif
+
 #ifndef HAVE_TRUNCATE
 int truncate (const char *, off_t);
 #endif /* HAVE_TRUNCATE */