diff --git a/configure.ac b/configure.ac
index 3ecf91986..c831dffaf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -331,18 +331,6 @@ AC_HELP_STRING([--disable-nonblocking],[Disable non-blocking socket detection]),
   CURL_CHECK_NONBLOCKING_SOCKET
 ])
 
-dnl **********************************************************************
-dnl Check for MSG_NOSIGNAL
-dnl **********************************************************************
-AC_MSG_CHECKING(for MSG_NOSIGNAL)
-AC_TRY_COMPILE([#include <sys/socket.h>],
- [ int f = MSG_NOSIGNAL; ],
- [ AC_MSG_RESULT(yes)
-   AC_DEFINE(HAVE_MSG_NOSIGNAL, 1,
-             [Define this symbol if you have MSG_NOSIGNAL]) ],
- [ AC_MSG_RESULT(no)]
-)
-
 dnl **********************************************************************
 dnl Check for the random seed preferences 
 dnl **********************************************************************