Rewrite examine() to pass a list around

code/modules/multiz/turf.dm

@@ -70,11 +70,12 @@
 		O.hide(0)
 
 /turf/simulated/open/examine(mob/user, distance, infix, suffix)
-	if(..(user, 2))
+	. = ..()
+	if(Adjacent(user))
 		var/depth = 1
 		for(var/T = GetBelow(src); isopenspace(T); T = GetBelow(T))
 			depth += 1
-		to_chat(user, "It is about [depth] levels deep.")
+		. += "It is about [depth] levels deep."
 
 /**
 * Update icon and overlays of open space to be that of the turf below, plus any visible objects on that turf.

code/modules/multiz/zshadow.dm

@@ -37,7 +37,7 @@
 	if(!owner)
 	 	// The only time we should have a null owner is if we are in nullspace. Help figure out why we were examined.
 		crash_with("[src] ([type]) @ [log_info_line()] was examined by [user] @ [global.log_info_line(user)]")
-		return
+		return list()
 	return owner.examine(user, distance, infix, suffix)
 
 // Relay some stuff they hear