passfd: standardize coding conventions

[gnulib.git] / m4 / afunix.m4

diff --git a/m4/afunix.m4 b/m4/afunix.m4
index 46b3bf3..13f7583 100644 (file)
--- a/m4/afunix.m4
+++ b/m4/afunix.m4
@@ -1,4 +1,4 @@
-# afunix.m4 serial 5
+# afunix.m4 serial 6
 dnl Copyright (C) 2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -113,31 +113,4 @@ AC_DEFUN([gl_SOCKET_AFUNIX],
     AC_DEFINE([HAVE_UNIXSOCKET_SCM_RIGHTS_BSD43_WAY], [1],
       [Define to 1 if fd can be sent/received in the BSD4.3 way.])
   fi
-
-  AC_MSG_CHECKING([for UNIX domain sockets recvmsg() MSG_CMSG_CLOEXEC flag])
-  AC_CACHE_VAL([gl_cv_socket_unix_msg_cmsg_cloexec],
-    [AC_COMPILE_IFELSE(
-       [AC_LANG_PROGRAM(
-          [[#include <sys/types.h>
-            #ifdef HAVE_SYS_SOCKET_H
-            #include <sys/socket.h>
-            #endif
-            #ifdef HAVE_SYS_UN_H
-            #include <sys/un.h>
-            #endif
-            #ifdef HAVE_WINSOCK2_H
-            #include <winsock2.h>
-            #endif
-            ]],
-            [[int flags = MSG_CMSG_CLOEXEC;
-              if (&flags) return 0;
-            ]])],
-       [gl_cv_socket_unix_msg_cmsg_cloexec=yes],
-       [gl_cv_socket_unix_msg_cmsg_cloexec=no])
-    ])
-  AC_MSG_RESULT([$gl_cv_socket_unix_msg_cmsg_cloexec])
-  if test $gl_cv_socket_unix_msg_cmsg_cloexec = yes; then
-    AC_DEFINE([HAVE_MSG_CMSG_CLOEXEC], [1],
-      [Define to 1 if recvmsg could be specified with MSG_CMSG_CLOEXEC.])
-  fi
 ])