Patch to enable xpilot to build on osx

xpilot-server_clang_return_bool.patch

diff --git a/src/server/suibotdef.c b/src/server/suibotdef.c
index 494f73f..d5202e3 100644
--- a/src/server/suibotdef.c
+++ b/src/server/suibotdef.c
@@ -405,7 +405,7 @@ static bool Get_object_proximity(player_t *pl, object_t *shot, double sqmaxdist,
   /* ignore if there is enough time to deal with this object  later */
   if((time_until_closest < 0) || (time_until_closest > maxtime))
     /*option instead of fixed value: options.dodgetime))*/
+    return false;
-    return;

   /* get the square of the distance */
   sqdistance =