From 72ac812039d1609f1315d632ff6b2fa192b573cb Mon Sep 17 00:00:00 2001
From: Joshua Hursey <jhursey@us.ibm.com>
Date: Mon, 23 Jan 2017 21:46:58 -0600
Subject: [PATCH] libevent2022: Fix broken configure AC_LANG_PROGRAM

 * Similar to commit https://github.com/open-mpi/ompi/commit/029964a748230475bc4c950334bd85d593e2352e
   This removes an extra `int main` during configure.

Signed-off-by: Joshua Hursey <jhursey@us.ibm.com>
---
 opal/mca/event/libevent2022/libevent/configure.ac | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/opal/mca/event/libevent2022/libevent/configure.ac b/opal/mca/event/libevent2022/libevent/configure.ac
index de8263b3d5..f6bf9751f4 100644
--- a/opal/mca/event/libevent2022/libevent/configure.ac
+++ b/opal/mca/event/libevent2022/libevent/configure.ac
@@ -670,9 +670,6 @@ AC_INCLUDES_DEFAULT
 #include <sys/syscall.h>
 #include <sys/epoll.h>
 ],[[
-int
-main(int argc, char **argv)
-{
     struct epoll_event epevin;
     struct epoll_event epevout;
     int res;
@@ -701,7 +698,6 @@ main(int argc, char **argv)
         }
     }
     /* SUCCESS */
-}
 ]])],
         [haveepollsyscall=yes
         # OMPI: don't use AC_LIBOBJ