Add missing includes

src/combat.cc

@@ -36,6 +36,7 @@
 #include "trait.h"
 #include "window_manager.h"
 
+#include <limits.h>
 #include <stdio.h>
 #include <string.h>
 

src/core.cc

@@ -12,6 +12,7 @@
 #include "window_manager.h"
 #include "window_manager_private.h"
 
+#include <limits.h>
 #include <SDL.h>
 #include <SDL_syswm.h>
 

src/endgame.cc

@@ -26,6 +26,7 @@
 #include "world_map.h"
 
 #include <ctype.h>
+#include <limits.h>
 #include <math.h>
 #include <stdio.h>
 #include <string.h>

src/interpreter.cc

@@ -9,6 +9,7 @@
 #include "platform_compat.h"
 
 #include <assert.h>
+#include <limits.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>

src/interpreter_extra.cc

@@ -37,6 +37,7 @@
 #include "trait.h"
 #include "world_map.h"
 
+#include <limits.h>
 #include <stdio.h>
 #include <string.h>
 

src/main.cc

@@ -31,6 +31,8 @@
 #include "word_wrap.h"
 #include "world_map.h"
 
+#include <limits.h>
+
 #define MAIN_MENU_WINDOW_WIDTH 640
 #define MAIN_MENU_WINDOW_HEIGHT 480
 

src/skill.cc

@@ -23,6 +23,7 @@
 #include "trait.h"
 
 #include <stdio.h>
+#include <string.h>
 
 // Damage flags which can be repaired using "Repair" skill.
 //