Fix sigpipe handling to ignore sigpipes on systems which support them.

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@2419 fd59a12c-fef9-0310-b244-a6a79926bd2f

exec/main.c

@@ -820,7 +820,7 @@ int main (int argc, char **argv)
 	(void)signal (SIGSEGV, sigsegv_handler);
 	(void)signal (SIGABRT, sigabrt_handler);
 	(void)signal (SIGQUIT, sigquit_handler);
-#if MSG_NOSIGNAL == 0
+#if MSG_NOSIGNAL != 0
 	(void)signal (SIGPIPE, SIG_IGN);
 #endif