Update gnulib to current trunk

[deliverable/binutils-gdb.git] / gnulib / import / m4 / sys_socket_h.m4

diff --git a/gnulib/import/m4/sys_socket_h.m4 b/gnulib/import/m4/sys_socket_h.m4
index 1471aeaec4108be035d4f081c879f39a18f54820..bf902f081080a905ed3b540ffe29447452c2100f 100644 (file)
--- a/gnulib/import/m4/sys_socket_h.m4
+++ b/gnulib/import/m4/sys_socket_h.m4
@@ -1,4 +1,4 @@
-# sys_socket_h.m4 serial 24
+# sys_socket_h.m4 serial 25
 dnl Copyright (C) 2005-2020 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -95,6 +95,8 @@ AC_DEFUN([gl_HEADER_SYS_SOCKET],
 #include <sys/socket.h>
     ]], [socket connect accept bind getpeername getsockname getsockopt
     listen recv send recvfrom sendto setsockopt shutdown accept4])
+
+  AC_REQUIRE([AC_C_RESTRICT])
 ])
 
 AC_DEFUN([gl_PREREQ_SYS_H_SOCKET],