From 08929b8b190ebbbb39be8e9e7d47842c329ac3f3 Mon Sep 17 00:00:00 2001
From: Michael Steenbeek <m.o.steenbeek@gmail.com>
Date: Tue, 17 Oct 2017 17:05:57 +0200
Subject: [PATCH] Fix missed -1 pointer comparisons

---
 src/openrct2/world/map.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/openrct2/world/map.c b/src/openrct2/world/map.c
index 421cc54520..c5d01bf902 100644
--- a/src/openrct2/world/map.c
+++ b/src/openrct2/world/map.c
@@ -3351,7 +3351,7 @@ sint32 map_can_construct_with_clear_at(sint32 x, sint32 y, sint32 zLow, sint32 z
                         continue;
                     }
                 }
-                if (map_element != (rct_map_element*)0xFFFFFFF) {
+                if (map_element != NULL) {
                     map_obstruction_set_error_text(map_element);
                 }
                 return false;
@@ -3361,7 +3361,7 @@ sint32 map_can_construct_with_clear_at(sint32 x, sint32 y, sint32 zLow, sint32 z
                         goto loc_68B9B7;
                     }
                 }
-                if (map_element != (rct_map_element*)0xFFFFFFF) {
+                if (map_element != NULL) {
                     gGameCommandErrorText = STR_CANNOT_BUILD_PARTLY_ABOVE_AND_PARTLY_BELOW_WATER;
                 }
                 return false;