Define away pledge() on !OpenBSD.

server.c

@@ -148,11 +148,9 @@ server_start(struct event_base *base, int lockfd, char *lockfile)
 	if (log_get_level() > 3)
 		tty_create_log();
 
-#ifdef __OpenBSD__
 	if (pledge("stdio rpath wpath cpath fattr unix getpw recvfd proc exec "
 	    "tty ps", NULL) != 0)
 		fatal("pledge failed");
-#endif
 
 	RB_INIT(&windows);
 	RB_INIT(&all_window_panes);