1 files changed, 1 insertions, 1 deletions

diff --git a/lib/sys_time.in.h b/lib/sys_time.in.h
index d30b26719b2..1c12d5f13d7 100644
--- a/lib/sys_time.in.h
+++ b/lib/sys_time.in.h
@@ -135,7 +135,7 @@ _GL_WARN_ON_USE (gettimeofday, "gettimeofday is unportable - "
 #  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
 #   undef close
 #   define close close_used_without_including_unistd_h
-#  else
+#  elif !defined __clang__
      _GL_WARN_ON_USE (close,
                       "close() used without including <unistd.h>");
 #  endif