diff --git a/src/art.cc b/src/art.cc
index a6fcd5a..fc4ab4d 100644
--- a/src/art.cc
+++ b/src/art.cc
@@ -6,7 +6,6 @@
 #include "game_config.h"
 #include "memory.h"
 #include "object.h"
-#include "platform_compat.h"
 #include "proto.h"
 
 #include <stdio.h>
@@ -75,7 +74,7 @@ char gArtLanguage[32];
 Cache gArtCache;
 
 // 0x56C9E4
-char _art_name[MAX_PATH];
+char _art_name[COMPAT_MAX_PATH];
 
 // head_info
 // 0x56CAE8
@@ -92,7 +91,7 @@ int* gArtCritterFidShoudRunData;
 // 0x418840
 int artInit()
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     int i;
     File* stream;
     char str[200];
@@ -897,7 +896,7 @@ int artCacheGetFileSizeImpl(int fid, int* sizePtr)
     char* str;
     char* ptr;
     int result;
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     bool loaded;
     int fileSize;
 
@@ -955,7 +954,7 @@ int artCacheReadDataImpl(int fid, int* sizePtr, unsigned char* data)
     char* str;
     char* ptr;
     int result;
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     bool loaded;
 
     v4 = -1;
diff --git a/src/art.h b/src/art.h
index c537fdb..38258f8 100644
--- a/src/art.h
+++ b/src/art.h
@@ -5,11 +5,9 @@
 #include "db.h"
 #include "heap.h"
 #include "obj_types.h"
+#include "platform_compat.h"
 #include "proto_types.h"
 
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
 typedef enum Head {
     HEAD_INVALID,
     HEAD_MARCUS,
@@ -136,7 +134,7 @@ extern int _art_mapper_blank_tile;
 
 extern char gArtLanguage[32];
 extern Cache gArtCache;
-extern char _art_name[MAX_PATH];
+extern char _art_name[COMPAT_MAX_PATH];
 extern HeadDescription* gHeadDescriptions;
 extern int* _anon_alias;
 extern int* gArtCritterFidShoudRunData;
diff --git a/src/audio_file.cc b/src/audio_file.cc
index 64a85b4..d9001de 100644
--- a/src/audio_file.cc
+++ b/src/audio_file.cc
@@ -2,6 +2,7 @@
 
 #include "debug.h"
 #include "memory_manager.h"
+#include "platform_compat.h"
 #include "sound.h"
 
 #include <assert.h>
@@ -9,9 +10,6 @@
 #include <stdio.h>
 #include <string.h>
 
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
 // 0x5108C0
 AudioFileIsCompressedProc* _queryCompressedFunc_2 = _defaultCompressionFunc__;
 
@@ -41,7 +39,7 @@ int audioFileSoundDecoderReadHandler(int fileHandle, void* buffer, unsigned int
 // 0x41A88C
 int audioFileOpen(const char* fname, int flags, ...)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     strcpy(path, fname);
 
     int compression;
diff --git a/src/automap.cc b/src/automap.cc
index b2bcf76..6df1686 100644
--- a/src/automap.cc
+++ b/src/automap.cc
@@ -15,6 +15,7 @@
 #include "map.h"
 #include "memory.h"
 #include "object.h"
+#include "platform_compat.h"
 #include "text_font.h"
 #include "window_manager.h"
 
@@ -232,7 +233,7 @@ void automapExit()
 {
     char* masterPatchesPath;
     if (configGetString(&gGameConfig, GAME_CONFIG_SYSTEM_KEY, GAME_CONFIG_MASTER_PATCHES_KEY, &masterPatchesPath)) {
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "%s\\%s\\%s", masterPatchesPath, "MAPS", AUTOMAP_DB);
         remove(path);
     }
@@ -864,7 +865,7 @@ int automapLoadEntry(int map, int elevation)
 {
     gAutomapEntry.compressedData = NULL;
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s\\%s", "MAPS", AUTOMAP_DB);
 
     bool success = true;
@@ -1039,7 +1040,7 @@ int automapCreate()
     gAutomapHeader.dataSize = 1925;
     memcpy(gAutomapHeader.offsets, _defam, sizeof(_defam));
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s\\%s", "MAPS", AUTOMAP_DB);
 
     File* stream = fileOpen(path, "wb");
@@ -1094,7 +1095,7 @@ int _copy_file_data(File* stream1, File* stream2, int length)
 // 0x41CE74
 int automapGetHeader(AutomapHeader** automapHeaderPtr)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s\\%s", "MAPS", AUTOMAP_DB);
 
     File* stream = fileOpen(path, "rb");
diff --git a/src/character_editor.cc b/src/character_editor.cc
index 779f000..021f5f7 100644
--- a/src/character_editor.cc
+++ b/src/character_editor.cc
@@ -988,7 +988,7 @@ int characterEditorWindowInit()
     int i;
     int v1;
     int v3;
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     int fid;
     char* str;
     int len;
@@ -3745,7 +3745,7 @@ int _OptionWindow()
                 }
             } else if (keyCode == 501 || keyCode == KEY_UPPERCASE_L || keyCode == KEY_LOWERCASE_L) {
                 // LOAD
-                char path[MAX_PATH];
+                char path[COMPAT_MAX_PATH];
                 path[0] = '\0';
                 strcat(path, "*.");
                 strcat(path, "GCD");
diff --git a/src/character_editor.h b/src/character_editor.h
index b863e47..a562caa 100644
--- a/src/character_editor.h
+++ b/src/character_editor.h
@@ -11,7 +11,8 @@
 #include "stat_defs.h"
 #include "trait_defs.h"
 
-#define DIALOG_PICKER_NUM_OPTIONS max(PERK_COUNT, TRAIT_COUNT)
+// TODO: Should be MAX(PERK_COUNT, TRAIT_COUNT).
+#define DIALOG_PICKER_NUM_OPTIONS PERK_COUNT
 #define TOWN_REPUTATION_COUNT 19
 #define ADDICTION_REPUTATION_COUNT 8
 
diff --git a/src/character_selector.cc b/src/character_selector.cc
index 233ae3d..3ad27ab 100644
--- a/src/character_selector.cc
+++ b/src/character_selector.cc
@@ -14,6 +14,7 @@
 #include "object.h"
 #include "options.h"
 #include "palette.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "skill.h"
 #include "stat.h"
@@ -613,7 +614,7 @@ void characterSelectorWindowFree()
 // 0x4A7D58
 bool characterSelectorWindowRefresh()
 {
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s.gcd", gPremadeCharacterDescriptions[gCurrentPremadeCharacter].fileName);
     if (_proto_dude_init(path) == -1) {
         debugPrint("\n ** Error in dude init! **\n");
@@ -919,7 +920,7 @@ bool characterSelectorWindowRenderBio()
     int oldFont = fontGetCurrent();
     fontSetCurrent(101);
 
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s.bio", gPremadeCharacterDescriptions[gCurrentPremadeCharacter].fileName);
 
     File* stream = fileOpen(path, "rt");
diff --git a/src/combat.cc b/src/combat.cc
index 5f5eaa9..6d4102c 100644
--- a/src/combat.cc
+++ b/src/combat.cc
@@ -24,6 +24,7 @@
 #include "object.h"
 #include "perk.h"
 #include "pipboy.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "queue.h"
 #include "random.h"
@@ -1864,7 +1865,7 @@ Attack _explosion_ctd;
 int combatInit()
 {
     int max_action_points;
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     _combat_turn_running = 0;
     _combatNumTurns = 0;
diff --git a/src/combat_ai.cc b/src/combat_ai.cc
index 3d42f9b..e32d9ab 100644
--- a/src/combat_ai.cc
+++ b/src/combat_ai.cc
@@ -3252,7 +3252,7 @@ int aiMessageListInit()
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "combatai.msg");
 
     if (!messageListLoad(&gCombatAiMessageList, path)) {
diff --git a/src/credits.cc b/src/credits.cc
index 34e4270..6ea671a 100644
--- a/src/credits.cc
+++ b/src/credits.cc
@@ -10,6 +10,7 @@
 #include "memory.h"
 #include "message.h"
 #include "palette.h"
+#include "platform_compat.h"
 #include "sound.h"
 #include "text_font.h"
 #include "window_manager.h"
@@ -52,7 +53,7 @@ void creditsOpen(const char* filePath, int backgroundFid, bool useReversedStyle)
 
     soundContinueAll();
 
-    char localizedPath[MAX_PATH];
+    char localizedPath[COMPAT_MAX_PATH];
     if (_message_make_path(localizedPath, filePath)) {
         gCreditsFile = fileOpen(localizedPath, "rt");
         if (gCreditsFile != NULL) {
diff --git a/src/critter.cc b/src/critter.cc
index 968e5e2..f042c7b 100644
--- a/src/critter.cc
+++ b/src/critter.cc
@@ -14,6 +14,7 @@
 #include "memory.h"
 #include "object.h"
 #include "party_member.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "queue.h"
 #include "random.h"
@@ -124,7 +125,7 @@ int critterInit()
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%sscrname.msg", asc_5186C8);
 
     if (!messageListLoad(&gCritterMessageList, path)) {
diff --git a/src/dbox.cc b/src/dbox.cc
index 2e0b2c7..c4c315a 100644
--- a/src/dbox.cc
+++ b/src/dbox.cc
@@ -8,6 +8,7 @@
 #include "game.h"
 #include "game_sound.h"
 #include "message.h"
+#include "platform_compat.h"
 #include "text_font.h"
 #include "window_manager.h"
 #include "word_wrap.h"
@@ -205,7 +206,7 @@ int showDialogBox(const char* title, const char** body, int bodyLength, int x, i
             return -1;
         }
 
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "%s%s", asc_5186C8, "DBOX.MSG");
 
         if (!messageListLoad(&messageList, path)) {
@@ -303,7 +304,7 @@ int showDialogBox(const char* title, const char** body, int bodyLength, int x, i
                 return -1;
             }
 
-            char path[MAX_PATH];
+            char path[COMPAT_MAX_PATH];
             sprintf(path, "%s%s", asc_5186C8, "DBOX.MSG");
 
             if (!messageListLoad(&messageList, path)) {
@@ -492,7 +493,7 @@ int _save_file_dialog(char* a1, char** fileList, char* fileName, int fileListLen
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "DBOX.MSG");
 
     if (!messageListLoad(&messageList, path)) {
diff --git a/src/dfile.h b/src/dfile.h
index 54e5b2d..64d313b 100644
--- a/src/dfile.h
+++ b/src/dfile.h
@@ -1,8 +1,7 @@
 #ifndef DFILE_H
 #define DFILE_H
 
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
+#include "platform_compat.h"
 
 #include <stdio.h>
 #include <zlib.h>
@@ -116,13 +115,13 @@ typedef struct DFile {
 
 typedef struct DFileFindData {
     // The name of file that was found during previous search.
-    char fileName[MAX_PATH];
+    char fileName[COMPAT_MAX_PATH];
 
     // The pattern to search.
     //
     // This value is set automatically when [dbaseFindFirstEntry] succeeds so
     // that subsequent calls to [dbaseFindNextEntry] know what to look for.
-    char pattern[MAX_PATH];
+    char pattern[COMPAT_MAX_PATH];
 
     // The index of entry that was found during previous search.
     //
diff --git a/src/electronic_registration.cc b/src/electronic_registration.cc
index b81f311..b296000 100644
--- a/src/electronic_registration.cc
+++ b/src/electronic_registration.cc
@@ -1,6 +1,7 @@
 #include "electronic_registration.h"
 
 #include "game_config.h"
+#include "platform_compat.h"
 
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
@@ -11,7 +12,7 @@ void runElectronicRegistration()
     int timesRun = 0;
     configGetInt(&gGameConfig, GAME_CONFIG_SYSTEM_KEY, GAME_CONFIG_TIMES_RUN_KEY, &timesRun);
     if (timesRun > 0 && timesRun < 5) {
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         if (GetModuleFileNameA(NULL, path, sizeof(path)) != 0) {
             char* pch = strrchr(path, '\\');
             if (pch == NULL) {
diff --git a/src/endgame.cc b/src/endgame.cc
index cde8413..8d81c60 100644
--- a/src/endgame.cc
+++ b/src/endgame.cc
@@ -87,7 +87,7 @@ char gEndgameDeathEndingFileName[40];
 bool gEndgameEndingVoiceOverSpeechLoaded;
 
 // 0x570ABC
-char gEndgameEndingSubtitlesLocalizedPath[MAX_PATH];
+char gEndgameEndingSubtitlesLocalizedPath[COMPAT_MAX_PATH];
 
 // The flag used to denote voice over speech for current slide has ended.
 //
@@ -580,7 +580,7 @@ void endgameEndingSlideshowWindowFree()
 // 0x4401A0
 void endgameEndingVoiceOverInit(const char* fileBaseName)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     // NOTE: Uninline.
     endgameEndingVoiceOverFree();
@@ -666,7 +666,7 @@ void endgameEndingLoadPalette(int type, int id)
     }
 
     if (strlen(fileName) <= 8) {
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "%s\\%s.pal", "art\\intrface", fileName);
         colorPaletteLoad(path);
     }
diff --git a/src/endgame.h b/src/endgame.h
index b3a2bdb..b7ae1c7 100644
--- a/src/endgame.h
+++ b/src/endgame.h
@@ -1,9 +1,7 @@
 #ifndef ENDGAME_H
 #define ENDGAME_H
 
-// Provides [MAX_PATH].
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
+#include "platform_compat.h"
 
 typedef enum EndgameDeathEndingReason {
     // Dude died.
@@ -46,7 +44,7 @@ extern int gEndgameDeathEndingsLength;
 
 extern char gEndgameDeathEndingFileName[40];
 extern bool gEndgameEndingVoiceOverSpeechLoaded;
-extern char gEndgameEndingSubtitlesLocalizedPath[MAX_PATH];
+extern char gEndgameEndingSubtitlesLocalizedPath[COMPAT_MAX_PATH];
 extern bool gEndgameEndingSpeechEnded;
 extern EndgameEnding* gEndgameEndings;
 extern char** gEndgameEndingSubtitles;
diff --git a/src/game.cc b/src/game.cc
index a023a35..eeeb359 100644
--- a/src/game.cc
+++ b/src/game.cc
@@ -111,7 +111,7 @@ int _critter_db_handle;
 // 0x442580
 int gameInitWithOptions(const char* windowTitle, bool isMapper, int font, int a4, int argc, char** argv)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     if (gameMemoryInit() == -1) {
         return -1;
@@ -725,7 +725,7 @@ int gameHandleKey(int eventCode, bool isInCombatMode)
 
             MessageList messageList;
             if (messageListInit(&messageList)) {
-                char path[FILENAME_MAX];
+                char path[COMPAT_MAX_PATH];
                 sprintf(path, "%s%s", asc_5186C8, "editor.msg");
 
                 if (messageListLoad(&messageList, path)) {
@@ -1162,7 +1162,7 @@ int gameDbInit()
     char* main_file_name;
     char* patch_file_name;
     int patch_index;
-    char filename[MAX_PATH];
+    char filename[COMPAT_MAX_PATH];
 
     hashing = 0;
     main_file_name = NULL;
diff --git a/src/game_config.cc b/src/game_config.cc
index be5041d..b671b4e 100644
--- a/src/game_config.cc
+++ b/src/game_config.cc
@@ -1,6 +1,7 @@
 #include "game_config.h"
 
 #include "main.h"
+#include "platform_compat.h"
 
 #include <stdio.h>
 #include <string.h>
@@ -19,7 +20,7 @@ Config gGameConfig;
 // probably means it's size is 264 bytes.
 //
 // 0x58E978
-char gGameConfigFilePath[FILENAME_MAX];
+char gGameConfigFilePath[COMPAT_MAX_PATH];
 
 // Inits main game config.
 //
diff --git a/src/game_movie.cc b/src/game_movie.cc
index afefaf1..8dd2ca3 100644
--- a/src/game_movie.cc
+++ b/src/game_movie.cc
@@ -11,7 +11,6 @@
 #include "movie.h"
 #include "movie_effect.h"
 #include "palette.h"
-#include "platform_compat.h"
 #include "text_font.h"
 #include "widget.h"
 #include "window_manager.h"
@@ -77,7 +76,7 @@ bool gGameMovieFaded = false;
 unsigned char gGameMoviesSeen[MOVIE_COUNT];
 
 // 0x596C89
-char gGameMovieSubtitlesFilePath[MAX_PATH];
+char gGameMovieSubtitlesFilePath[COMPAT_MAX_PATH];
 
 // gmovie_init
 // 0x44E5C0
@@ -145,7 +144,7 @@ int gameMoviePlay(int movie, int flags)
         return -1;
     }
 
-    char movieFilePath[MAX_PATH];
+    char movieFilePath[COMPAT_MAX_PATH];
     int movieFileSize;
     bool movieFound = false;
 
diff --git a/src/game_movie.h b/src/game_movie.h
index fb574ec..7ca8cb0 100644
--- a/src/game_movie.h
+++ b/src/game_movie.h
@@ -2,9 +2,7 @@
 #define GAME_MOVIE_H
 
 #include "db.h"
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
+#include "platform_compat.h"
 
 typedef enum GameMovieFlags {
     GAME_MOVIE_FADE_IN = 0x01,
@@ -41,7 +39,7 @@ extern char* gMoviePaletteFilePaths[MOVIE_COUNT];
 extern bool gGameMovieIsPlaying;
 extern bool gGameMovieFaded;
 
-extern char gGameMovieSubtitlesFilePath[MAX_PATH];
+extern char gGameMovieSubtitlesFilePath[COMPAT_MAX_PATH];
 extern unsigned char gGameMoviesSeen[MOVIE_COUNT];
 
 int gameMoviesInit();
diff --git a/src/game_sound.cc b/src/game_sound.cc
index 937c11d..47eab43 100644
--- a/src/game_sound.cc
+++ b/src/game_sound.cc
@@ -13,7 +13,6 @@
 #include "memory.h"
 #include "movie.h"
 #include "object.h"
-#include "platform_compat.h"
 #include "proto.h"
 #include "queue.h"
 #include "random.h"
@@ -125,7 +124,7 @@ int _detectDevices = -1;
 int _lastTime_1 = 0;
 
 // 0x596EB0
-char _background_fname_copied[MAX_PATH];
+char _background_fname_copied[COMPAT_MAX_PATH];
 
 // 0x596FB5
 char _sfx_file_name[13];
@@ -614,7 +613,7 @@ int backgroundSoundLoad(const char* fileName, int a2, int a3, int a4)
         return -1;
     }
 
-    char path[MAX_PATH + 1];
+    char path[COMPAT_MAX_PATH + 1];
     if (a3 == 13) {
         rc = gameSoundFindBackgroundSoundPath(path, fileName);
     } else if (a3 == 14) {
@@ -838,7 +837,7 @@ int speechGetDuration()
 // 0x450CA0
 int speechLoad(const char* fname, int a2, int a3, int a4)
 {
-    char path[MAX_PATH + 1];
+    char path[COMPAT_MAX_PATH + 1];
 
     if (!gGameSoundInitialized) {
         return -1;
@@ -1064,7 +1063,7 @@ Sound* soundEffectLoad(const char* name, Object* object)
 
     ++_gsound_active_effect_counter;
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s%s", _sound_sfx_path, name, ".ACM");
 
     if (soundLoad(sound, path) == 0) {
@@ -1675,7 +1674,7 @@ int _gsound_background_allocate(Sound** soundPtr, int a2, int a3)
 int gameSoundFindBackgroundSoundPathWithCopy(char* dest, const char* src)
 {
     size_t len = strlen(src) + strlen(".ACM");
-    if (strlen(_sound_music_path1) + len > MAX_PATH || strlen(_sound_music_path2) + len > MAX_PATH) {
+    if (strlen(_sound_music_path1) + len > COMPAT_MAX_PATH || strlen(_sound_music_path2) + len > COMPAT_MAX_PATH) {
         if (gGameSoundDebugEnabled) {
             debugPrint("Full background path too long.\n");
         }
@@ -1687,11 +1686,11 @@ int gameSoundFindBackgroundSoundPathWithCopy(char* dest, const char* src)
         debugPrint(" finding background sound ");
     }
 
-    char outPath[MAX_PATH];
+    char outPath[COMPAT_MAX_PATH];
     sprintf(outPath, "%s%s%s", _sound_music_path1, src, ".ACM");
     if (_gsound_file_exists_f(outPath)) {
-        strncpy(dest, outPath, MAX_PATH);
-        dest[MAX_PATH] = '\0';
+        strncpy(dest, outPath, COMPAT_MAX_PATH);
+        dest[COMPAT_MAX_PATH] = '\0';
         return 0;
     }
 
@@ -1701,7 +1700,7 @@ int gameSoundFindBackgroundSoundPathWithCopy(char* dest, const char* src)
 
     gameSoundDeleteOldMusicFile();
 
-    char inPath[MAX_PATH];
+    char inPath[COMPAT_MAX_PATH];
     sprintf(inPath, "%s%s%s", _sound_music_path2, src, ".ACM");
 
     FILE* inStream = fopen(inPath, "rb");
@@ -1764,8 +1763,8 @@ int gameSoundFindBackgroundSoundPathWithCopy(char* dest, const char* src)
 
     strcpy(_background_fname_copied, src);
 
-    strncpy(dest, outPath, MAX_PATH);
-    dest[MAX_PATH] = '\0';
+    strncpy(dest, outPath, COMPAT_MAX_PATH);
+    dest[COMPAT_MAX_PATH] = '\0';
 
     return 0;
 }
@@ -1773,11 +1772,11 @@ int gameSoundFindBackgroundSoundPathWithCopy(char* dest, const char* src)
 // 0x451E2C
 int gameSoundFindBackgroundSoundPath(char* dest, const char* src)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     int len;
 
     len = strlen(src) + strlen(".ACM");
-    if (strlen(_sound_music_path1) + len > MAX_PATH || strlen(_sound_music_path2) + len > MAX_PATH) {
+    if (strlen(_sound_music_path1) + len > COMPAT_MAX_PATH || strlen(_sound_music_path2) + len > COMPAT_MAX_PATH) {
         if (gGameSoundDebugEnabled) {
             debugPrint("Full background path too long.\n");
         }
@@ -1791,8 +1790,8 @@ int gameSoundFindBackgroundSoundPath(char* dest, const char* src)
 
     sprintf(path, "%s%s%s", _sound_music_path1, src, ".ACM");
     if (_gsound_file_exists_f(path)) {
-        strncpy(dest, path, MAX_PATH);
-        dest[MAX_PATH] = '\0';
+        strncpy(dest, path, COMPAT_MAX_PATH);
+        dest[COMPAT_MAX_PATH] = '\0';
         return 0;
     }
 
@@ -1802,8 +1801,8 @@ int gameSoundFindBackgroundSoundPath(char* dest, const char* src)
 
     sprintf(path, "%s%s%s", _sound_music_path2, src, ".ACM");
     if (_gsound_file_exists_f(path)) {
-        strncpy(dest, path, MAX_PATH);
-        dest[MAX_PATH] = '\0';
+        strncpy(dest, path, COMPAT_MAX_PATH);
+        dest[COMPAT_MAX_PATH] = '\0';
         return 0;
     }
 
@@ -1817,9 +1816,9 @@ int gameSoundFindBackgroundSoundPath(char* dest, const char* src)
 // 0x451F94
 int gameSoundFindSpeechSoundPath(char* dest, const char* src)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
-    if (strlen(_sound_speech_path) + strlen(".acm") > MAX_PATH) {
+    if (strlen(_sound_speech_path) + strlen(".acm") > COMPAT_MAX_PATH) {
         if (gGameSoundDebugEnabled) {
             // FIXME: The message is wrong (notes background path, but here
             // we're dealing with speech path).
@@ -1845,8 +1844,8 @@ int gameSoundFindSpeechSoundPath(char* dest, const char* src)
         return -1;
     }
 
-    strncpy(dest, path, MAX_PATH);
-    dest[MAX_PATH] = '\0';
+    strncpy(dest, path, COMPAT_MAX_PATH);
+    dest[COMPAT_MAX_PATH] = '\0';
 
     return 0;
 }
@@ -1856,7 +1855,7 @@ int gameSoundFindSpeechSoundPath(char* dest, const char* src)
 void gameSoundDeleteOldMusicFile()
 {
     if (_background_fname_copied[0] != '\0') {
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "%s%s%s", "sound\\music\\", _background_fname_copied, ".ACM");
         if (remove(path)) {
             if (gGameSoundDebugEnabled) {
diff --git a/src/game_sound.h b/src/game_sound.h
index bb23ac8..00be6c8 100644
--- a/src/game_sound.h
+++ b/src/game_sound.h
@@ -2,6 +2,7 @@
 #define GAME_SOUND_H
 
 #include "obj_types.h"
+#include "platform_compat.h"
 #include "sound.h"
 
 #define WIN32_LEAN_AND_MEAN
@@ -71,7 +72,7 @@ extern int gSoundEffectsVolume;
 extern int _detectDevices;
 extern int _lastTime_1;
 
-extern char _background_fname_copied[MAX_PATH];
+extern char _background_fname_copied[COMPAT_MAX_PATH];
 extern char _sfx_file_name[13];
 extern char gBackgroundSoundFileName[270];
 
diff --git a/src/interface.cc b/src/interface.cc
index 337b450..baf62fa 100644
--- a/src/interface.cc
+++ b/src/interface.cc
@@ -18,6 +18,7 @@
 #include "item.h"
 #include "memory.h"
 #include "object.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "proto_instance.h"
 #include "proto_types.h"
@@ -2318,7 +2319,7 @@ int indicatorBarInit()
         rc = -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "intrface.msg");
 
     if (rc != -1) {
diff --git a/src/inventory.cc b/src/inventory.cc
index 6c670fc..5dd1393 100644
--- a/src/inventory.cc
+++ b/src/inventory.cc
@@ -23,6 +23,7 @@
 #include "map.h"
 #include "object.h"
 #include "perk.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "proto_instance.h"
 #include "random.h"
@@ -356,7 +357,7 @@ void _inven_reset_dude()
 // 0x46E73C
 int inventoryMessageListInit()
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     if (!messageListInit(&gInventoryMessageList))
         return -1;
diff --git a/src/item.cc b/src/item.cc
index b0fdbc3..9bcb921 100644
--- a/src/item.cc
+++ b/src/item.cc
@@ -14,6 +14,7 @@
 #include "memory.h"
 #include "object.h"
 #include "perk.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "proto_instance.h"
 #include "queue.h"
@@ -110,7 +111,7 @@ int itemsInit()
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "item.msg");
 
     if (!messageListLoad(&gItemsMessageList, path)) {
diff --git a/src/lips.cc b/src/lips.cc
index fa8b2a0..fb3657f 100644
--- a/src/lips.cc
+++ b/src/lips.cc
@@ -5,6 +5,7 @@
 #include "debug.h"
 #include "game_sound.h"
 #include "memory.h"
+#include "platform_compat.h"
 #include "sound.h"
 
 #include <stdio.h>
@@ -393,7 +394,7 @@ int _lips_make_speech()
         gLipsData.field_14 = NULL;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     char* v1 = _lips_fix_string(gLipsData.field_50, sizeof(gLipsData.field_50));
     sprintf(path, "%s%s\\%s.%s", "SOUND\\SPEECH\\", _lips_subdir_name, v1, "ACM");
 
diff --git a/src/loadsave.cc b/src/loadsave.cc
index baab366..9cec59a 100644
--- a/src/loadsave.cc
+++ b/src/loadsave.cc
@@ -190,22 +190,22 @@ unsigned char* gLoadSaveFrmData[LOAD_SAVE_FRM_COUNT];
 unsigned char* _snapshot;
 
 // 0x6142F0
-char _str2[MAX_PATH];
+char _str2[COMPAT_MAX_PATH];
 
 // 0x6143F4
-char _str0[MAX_PATH];
+char _str0[COMPAT_MAX_PATH];
 
 // 0x6144F8
-char _str1[MAX_PATH];
+char _str1[COMPAT_MAX_PATH];
 
 // 0x6145FC
-char _str[MAX_PATH];
+char _str[COMPAT_MAX_PATH];
 
 // 0x614700
 unsigned char* gLoadSaveWindowBuffer;
 
 // 0x614704
-char _gmpath[MAX_PATH];
+char _gmpath[COMPAT_MAX_PATH];
 
 // 0x614808
 File* _flptr;
@@ -289,7 +289,7 @@ int lsgSaveGame(int mode)
             return -1;
         }
 
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "%s%s", asc_5186C8, "LSGAME.MSG");
         if (!messageListLoad(&gLoadSaveMessageList, path)) {
             return -1;
@@ -687,7 +687,7 @@ int lsgLoadGame(int mode)
             return -1;
         }
 
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "%s\\%s", asc_5186C8, "LSGAME.MSG");
         if (!messageListLoad(&gLoadSaveMessageList, path)) {
             return -1;
@@ -2132,7 +2132,7 @@ int _GameMap2Slot(File* stream)
             continue;
         }
 
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         if (_proto_list_str(pid, path) != 0) {
             continue;
         }
@@ -2268,7 +2268,7 @@ int _SlotMap2Game(File* stream)
         for (int index = 1; index < gPartyMemberDescriptionsLength; index += 1) {
             int pid = gPartyMemberPids[index];
             if (pid != -2) {
-                char protoPath[MAX_PATH];
+                char protoPath[COMPAT_MAX_PATH];
                 if (_proto_list_str(pid, protoPath) == 0) {
                     const char* basePath = pid >> 24 == OBJ_TYPE_CRITTER
                         ? "PROTO\\CRITTERS"
@@ -2429,7 +2429,7 @@ out:
 // 0x48000C
 void lsgInit()
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s\\", "MAPS");
     _MapDirErase(path, "SAV");
 }
@@ -2437,7 +2437,7 @@ void lsgInit()
 // 0x480040
 int _MapDirErase(const char* relativePath, const char* extension)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s*.%s", relativePath, extension);
 
     char** fileList;
@@ -2454,7 +2454,7 @@ int _MapDirErase(const char* relativePath, const char* extension)
 // 0x4800C8
 int _MapDirEraseFile_(const char* a1, const char* a2)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     sprintf(path, "%s\\%s%s", _patches, a1, a2);
     if (remove(path) != 0) {
diff --git a/src/loadsave.h b/src/loadsave.h
index 112742b..747bf99 100644
--- a/src/loadsave.h
+++ b/src/loadsave.h
@@ -5,9 +5,7 @@
 #include "db.h"
 #include "geometry.h"
 #include "message.h"
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
+#include "platform_compat.h"
 
 #define LOAD_SAVE_DESCRIPTION_LENGTH (30)
 #define LOAD_SAVE_HANDLER_COUNT (27)
@@ -103,12 +101,12 @@ extern int _dbleclkcntr;
 extern int gLoadSaveWindow;
 extern unsigned char* gLoadSaveFrmData[LOAD_SAVE_FRM_COUNT];
 extern unsigned char* _snapshot;
-extern char _str2[MAX_PATH];
-extern char _str0[MAX_PATH];
-extern char _str1[MAX_PATH];
-extern char _str[MAX_PATH];
+extern char _str2[COMPAT_MAX_PATH];
+extern char _str0[COMPAT_MAX_PATH];
+extern char _str1[COMPAT_MAX_PATH];
+extern char _str[COMPAT_MAX_PATH];
 extern unsigned char* gLoadSaveWindowBuffer;
-extern char _gmpath[MAX_PATH];
+extern char _gmpath[COMPAT_MAX_PATH];
 extern File* _flptr;
 extern int _ls_error_code;
 extern int gLoadSaveWindowOldFont;
diff --git a/src/main.cc b/src/main.cc
index 8b0badf..964dd94 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -20,6 +20,7 @@
 #include "object.h"
 #include "options.h"
 #include "palette.h"
+#include "platform_compat.h"
 #include "random.h"
 #include "scripts.h"
 #include "sfall_config.h"
@@ -510,7 +511,7 @@ int _mainDeathGrabTextFile(const char* fileName, char* dest)
         language = _aEnglish_2;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "text\\%s\\cuts\\%s%s", language, p + 1, ".TXT");
 
     File* stream = fileOpen(path, "rt");
diff --git a/src/map.cc b/src/map.cc
index e45a4c8..21350b2 100644
--- a/src/map.cc
+++ b/src/map.cc
@@ -23,7 +23,6 @@
 #include "object.h"
 #include "palette.h"
 #include "pipboy.h"
-#include "platform_compat.h"
 #include "proto.h"
 #include "proto_instance.h"
 #include "queue.h"
@@ -131,7 +130,7 @@ char _scratchStr[40];
 // Last map file name.
 //
 // 0x631E78
-char _map_path[MAX_PATH];
+char _map_path[COMPAT_MAX_PATH];
 
 // iso_init
 // 0x481CA0
@@ -261,7 +260,7 @@ void _map_init()
     }
 
     if (messageListInit(&gMapMessageList)) {
-        char path[FILENAME_MAX];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "%smap.msg", asc_5186C8);
 
         if (!messageListLoad(&gMapMessageList, path)) {
@@ -876,7 +875,7 @@ int mapLoad(File* stream)
     gMapHeader.field_34 = mapGetIndexByFileName(gMapHeader.name);
 
     if ((gMapHeader.flags & 1) == 0) {
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "maps\\%s", gMapHeader.name);
 
         char* extension = strstr(path, ".MAP");
@@ -1443,7 +1442,7 @@ int _map_save_in_game(bool a1)
 // 0x483E28
 void mapMakeMapsDirectory()
 {
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
 
     char* masterPatchesPath;
     if (configGetString(&gGameConfig, GAME_CONFIG_SYSTEM_KEY, GAME_CONFIG_MASTER_PATCHES_KEY, &masterPatchesPath)) {
diff --git a/src/map.h b/src/map.h
index cc9ca6f..b658d5b 100644
--- a/src/map.h
+++ b/src/map.h
@@ -6,9 +6,7 @@
 #include "geometry.h"
 #include "map_defs.h"
 #include "message.h"
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
+#include "platform_compat.h"
 
 #define ORIGINAL_ISO_WINDOW_WIDTH 640
 #define ORIGINAL_ISO_WINDOW_HEIGHT 380
@@ -91,7 +89,7 @@ extern MapHeader gMapHeader;
 extern TileData* _square[ELEVATION_COUNT];
 extern int gIsoWindow;
 extern char _scratchStr[40];
-extern char _map_path[MAX_PATH];
+extern char _map_path[COMPAT_MAX_PATH];
 
 int isoInit();
 void isoReset();
diff --git a/src/message.cc b/src/message.cc
index e15e5f7..f620a2b 100644
--- a/src/message.cc
+++ b/src/message.cc
@@ -167,7 +167,7 @@ bool messageListFree(MessageList* messageList)
 bool messageListLoad(MessageList* messageList, const char* path)
 {
     char* language;
-    char localized_path[FILENAME_MAX];
+    char localized_path[COMPAT_MAX_PATH];
     File* file_ptr;
     char num[1024];
     char audio[1024];
diff --git a/src/movie.cc b/src/movie.cc
index d7477b7..f577cd8 100644
--- a/src/movie.cc
+++ b/src/movie.cc
@@ -8,6 +8,7 @@
 #include "memory_manager.h"
 #include "movie_effect.h"
 #include "movie_lib.h"
+#include "platform_compat.h"
 #include "sound.h"
 #include "text_font.h"
 #include "window_manager.h"
@@ -521,7 +522,7 @@ void movieLoadSubtitles(char* filePath)
         filePath = gMovieBuildSubtitleFilePathProc(filePath);
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     strcpy(path, filePath);
 
     debugPrint("Opening subtitle file %s\n", path);
diff --git a/src/movie_effect.cc b/src/movie_effect.cc
index 830243f..807310e 100644
--- a/src/movie_effect.cc
+++ b/src/movie_effect.cc
@@ -93,7 +93,7 @@ int movieEffectsLoad(const char* filePath)
 
     int rc = -1;
 
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     strcpy(path, filePath);
 
     char* pch = strrchr(path, '.');
diff --git a/src/options.cc b/src/options.cc
index 24c2bb3..7819dfc 100644
--- a/src/options.cc
+++ b/src/options.cc
@@ -14,6 +14,7 @@
 #include "grayscale.h"
 #include "loadsave.h"
 #include "memory.h"
+#include "platform_compat.h"
 #include "scripts.h"
 #include "text_font.h"
 #include "text_object.h"
@@ -453,7 +454,7 @@ int optionsWindowInit()
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "options.msg");
     if (!messageListLoad(&gOptionsMessageList, path)) {
         return -1;
@@ -633,7 +634,7 @@ int showPause(bool a1)
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "options.msg");
     if (!messageListLoad(&gOptionsMessageList, path)) {
         // FIXME: Leaking graphics.
diff --git a/src/perk.cc b/src/perk.cc
index c50aad4..57414a1 100644
--- a/src/perk.cc
+++ b/src/perk.cc
@@ -6,6 +6,7 @@
 #include "memory.h"
 #include "object.h"
 #include "party_member.h"
+#include "platform_compat.h"
 #include "skill.h"
 #include "stat.h"
 
@@ -164,7 +165,7 @@ int perksInit()
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "perk.msg");
 
     if (!messageListLoad(&gPerksMessageList, path)) {
diff --git a/src/pipboy.cc b/src/pipboy.cc
index 1dbb0a1..bd5eac3 100644
--- a/src/pipboy.cc
+++ b/src/pipboy.cc
@@ -19,6 +19,7 @@
 #include "map.h"
 #include "memory.h"
 #include "object.h"
+#include "platform_compat.h"
 #include "queue.h"
 #include "random.h"
 #include "scripts.h"
@@ -315,7 +316,7 @@ int pipboyWindowInit(bool forceRest)
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "pipboy.msg");
 
     if (!(messageListLoad(&gPipboyMessageList, path))) {
diff --git a/src/platform_compat.h b/src/platform_compat.h
index b13b3f6..6c268f9 100644
--- a/src/platform_compat.h
+++ b/src/platform_compat.h
@@ -4,6 +4,12 @@
 // TODO: This is compatibility cross-platform layer. Designed to have minimal
 // impact on the codebase. Remove once it's no longer needed.
 
+// A naive cross-platform MAX_PATH/PATH_MAX/MAX_PATH drop-in replacement.
+//
+// TODO: Remove when we migrate to use std::filesystem::path or std::string to
+// represent paths across the codebase.
+#define COMPAT_MAX_PATH 260
+
 int compat_stricmp(const char* string1, const char* string2);
 int compat_strnicmp(const char* string1, const char* string2, size_t size);
 char* compat_strupr(char* string);
diff --git a/src/proto.cc b/src/proto.cc
index 972bf5a..46bab71 100644
--- a/src/proto.cc
+++ b/src/proto.cc
@@ -33,7 +33,7 @@ char _aDrugStatSpecia[] = "Drug Stat (Special)";
 char _aNone_1[] = "None";
 
 // 0x51C18C
-char _cd_path_base[MAX_PATH];
+char _cd_path_base[COMPAT_MAX_PATH];
 
 // 0x51C290
 ProtoList _protoLists[11] = {
@@ -173,8 +173,8 @@ char** _critter_stats_list;
 // 0x49E758
 int _proto_list_str(int pid, char* proto_path)
 {
-    char path[MAX_PATH];
-    char str[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
+    char str[COMPAT_MAX_PATH];
     char* pch;
     File* stream;
     int i;
@@ -1037,7 +1037,7 @@ int protoInit()
     char* master_patches;
     int len;
     MessageListItem messageListItem;
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     int i;
 
     if (!configGetString(&gGameConfig, GAME_CONFIG_SYSTEM_KEY, GAME_CONFIG_MASTER_PATCHES_KEY, &master_patches)) {
@@ -1215,7 +1215,7 @@ int _proto_header_load()
         ptr->length = 0;
         ptr->max_entries_num = 1;
 
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         strcpy(path, _cd_path_base);
         strcat(path, _proto_path_base);
         strcat(path, artGetObjectTypeName(index));
@@ -1654,7 +1654,7 @@ int _proto_save_pid(int pid)
 // 0x4A1C3C
 int _proto_load_pid(int pid, Proto** protoPtr)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     strcpy(path, _cd_path_base);
 
     strcat(path, "proto\\");
diff --git a/src/proto.h b/src/proto.h
index 1609bc2..e757336 100644
--- a/src/proto.h
+++ b/src/proto.h
@@ -5,13 +5,11 @@
 #include "message.h"
 #include "obj_types.h"
 #include "perk_defs.h"
+#include "platform_compat.h"
 #include "proto_types.h"
 #include "skill_defs.h"
 #include "stat_defs.h"
 
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
 typedef enum ItemDataMember {
     ITEM_DATA_MEMBER_PID = 0,
     ITEM_DATA_MEMBER_NAME = 1,
@@ -97,7 +95,7 @@ typedef enum PrototypeMessage {
 
 extern char _aProto_0[];
 
-extern char _cd_path_base[MAX_PATH];
+extern char _cd_path_base[COMPAT_MAX_PATH];
 extern ProtoList _protoLists[11];
 extern const size_t _proto_sizes[11];
 extern int _protos_been_initialized;
diff --git a/src/scripts.cc b/src/scripts.cc
index dd183a3..cafade4 100644
--- a/src/scripts.cc
+++ b/src/scripts.cc
@@ -16,6 +16,7 @@
 #include "game_movie.h"
 #include "memory.h"
 #include "object.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "proto_instance.h"
 #include "queue.h"
@@ -596,7 +597,7 @@ int scriptSetActionBeingUsed(int sid, int value)
 // 0x4A3B74
 Program* scriptsCreateProgramByName(const char* name)
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     strcpy(path, _cd_path_base);
     strcat(path, gScriptsBasePath);
@@ -1291,7 +1292,7 @@ bool scriptHasProc(int sid, int proc)
 // 0x4A4D50
 int scriptsLoadScriptsList()
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", "scripts\\", "scripts.lst");
 
     File* stream = fileOpen(path, "rt");
@@ -1477,7 +1478,7 @@ int _scr_reset()
 int _scr_game_init()
 {
     int i;
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     if (!messageListInit(&gScrMessageList)) {
         debugPrint("\nError initing script message file!");
@@ -1666,7 +1667,7 @@ int _scr_header_load()
 {
     _num_script_indexes = 0;
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     strcpy(path, _cd_path_base);
     strcat(path, gScriptsBasePath);
     strcat(path, "scripts.lst");
@@ -2590,7 +2591,7 @@ int scriptsGetMessageList(int a1, MessageList** messageListPtr)
             *pch = '\0';
         }
 
-        char path[MAX_PATH];
+        char path[COMPAT_MAX_PATH];
         sprintf(path, "dialog\\%s.msg", scriptName);
 
         if (!messageListLoad(messageList, path)) {
diff --git a/src/sfall_config.cc b/src/sfall_config.cc
index fac4faa..5122495 100644
--- a/src/sfall_config.cc
+++ b/src/sfall_config.cc
@@ -1,5 +1,7 @@
 #include "sfall_config.h"
 
+#include "platform_compat.h"
+
 #include <stdio.h>
 #include <string.h>
 
@@ -21,7 +23,7 @@ bool sfallConfigInit(int argc, char** argv)
     // Initialize defaults.
     configSetString(&gSfallConfig, SFALL_CONFIG_MISC_KEY, SFALL_CONFIG_STARTING_MAP_KEY, "");
 
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     char* executable = argv[0];
     char* ch = strrchr(executable, '\\');
     if (ch != NULL) {
diff --git a/src/skill.cc b/src/skill.cc
index 44c5611..ba01e2f 100644
--- a/src/skill.cc
+++ b/src/skill.cc
@@ -15,6 +15,7 @@
 #include "party_member.h"
 #include "perk.h"
 #include "pipboy.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "random.h"
 #include "scripts.h"
@@ -96,7 +97,7 @@ int skillsInit()
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "skill.msg");
 
     if (!messageListLoad(&gSkillsMessageList, path)) {
diff --git a/src/skilldex.cc b/src/skilldex.cc
index 3c18c84..28604e7 100644
--- a/src/skilldex.cc
+++ b/src/skilldex.cc
@@ -12,6 +12,7 @@
 #include "map.h"
 #include "memory.h"
 #include "object.h"
+#include "platform_compat.h"
 #include "skill.h"
 #include "text_font.h"
 #include "window_manager.h"
@@ -122,7 +123,7 @@ int skilldexWindowInit()
         return -1;
     }
 
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "skilldex.msg");
 
     if (!messageListLoad(&gSkilldexMessageList, path)) {
diff --git a/src/sound_effects_list.cc b/src/sound_effects_list.cc
index 3d6d0e6..8d28162 100644
--- a/src/sound_effects_list.cc
+++ b/src/sound_effects_list.cc
@@ -50,7 +50,7 @@ bool soundEffectsListIsValidTag(int a1)
 // 0x4A98F4
 int soundEffectsListInit(const char* soundEffectsPath, int a2, int debugLevel)
 {
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
 
     // TODO: What for?
     // memcpy(path, byte_4A97E0, 0xFF);
diff --git a/src/stat.cc b/src/stat.cc
index 87f434f..84bde62 100644
--- a/src/stat.cc
+++ b/src/stat.cc
@@ -11,6 +11,7 @@
 #include "memory.h"
 #include "object.h"
 #include "perk.h"
+#include "platform_compat.h"
 #include "proto.h"
 #include "random.h"
 #include "scripts.h"
@@ -92,7 +93,7 @@ int statsInit()
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "stat.msg");
 
     if (!messageListLoad(&gStatsMessageList, path)) {
diff --git a/src/text_font.cc b/src/text_font.cc
index 54efe4a..e9facec 100644
--- a/src/text_font.cc
+++ b/src/text_font.cc
@@ -3,13 +3,11 @@
 #include "color.h"
 #include "db.h"
 #include "memory.h"
+#include "platform_compat.h"
 
 #include <stdio.h>
 #include <string.h>
 
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
 // 0x4D5530
 FontManager gTextFontManager = {
     0,
@@ -112,7 +110,7 @@ int textFontLoad(int font)
 {
     int rc = -1;
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "font%d.fon", font);
 
     // NOTE: Original code is slightly different. It uses deep nesting and
diff --git a/src/trait.cc b/src/trait.cc
index 43eb1c8..d833315 100644
--- a/src/trait.cc
+++ b/src/trait.cc
@@ -2,6 +2,7 @@
 
 #include "game.h"
 #include "object.h"
+#include "platform_compat.h"
 #include "skill.h"
 #include "stat.h"
 
@@ -42,7 +43,7 @@ int traitsInit()
         return -1;
     }
 
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "%s%s", asc_5186C8, "trait.msg");
 
     if (!messageListLoad(&gTraitsMessageList, path)) {
diff --git a/src/window.cc b/src/window.cc
index d75f398..0db6aff 100644
--- a/src/window.cc
+++ b/src/window.cc
@@ -498,7 +498,7 @@ void _removeProgramReferences_3(Program* program)
 // 0x4B9190
 void _initWindow(int resolution, int a2)
 {
-    char err[MAX_PATH];
+    char err[COMPAT_MAX_PATH];
     int rc;
     int i, j;
 
diff --git a/src/world_map.cc b/src/world_map.cc
index 6a4ada7..7809233 100644
--- a/src/world_map.cc
+++ b/src/world_map.cc
@@ -612,7 +612,7 @@ int gEncounterTablesLength;
 // 0x4BC89C
 int worldmapInit()
 {
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
 
     if (_wmGenDataInit() == -1) {
         return -1;
@@ -4028,7 +4028,7 @@ int _wmGrabTileWalkMask(int tile)
         return -1;
     }
 
-    char path[MAX_PATH];
+    char path[COMPAT_MAX_PATH];
     sprintf(path, "data\\%s.msk", tileInfo->walkMaskName);
 
     File* stream = fileOpen(path, "rb");
diff --git a/src/xfile.cc b/src/xfile.cc
index 324766b..e4dd5c3 100644
--- a/src/xfile.cc
+++ b/src/xfile.cc
@@ -1,7 +1,6 @@
 #include "xfile.h"
 
 #include "file_find.h"
-#include "platform_compat.h"
 
 #include <assert.h>
 #include <direct.h>
@@ -60,7 +59,7 @@ XFile* xfileOpen(const char* filePath, const char* mode)
     char dir[_MAX_DIR];
     _splitpath(filePath, drive, dir, NULL, NULL);
 
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     if (drive[0] != '\0' || dir[0] == '\\' || dir[0] == '/' || dir[0] == '.') {
         // [filePath] is an absolute path. Attempt to open as plain stream.
         stream->file = fopen(filePath, mode);
@@ -505,8 +504,8 @@ bool xbaseOpen(const char* path)
         return true;
     }
 
-    char workingDirectory[FILENAME_MAX];
-    if (getcwd(workingDirectory, FILENAME_MAX) == NULL) {
+    char workingDirectory[COMPAT_MAX_PATH];
+    if (getcwd(workingDirectory, COMPAT_MAX_PATH) == NULL) {
         // FIXME: Leaking xbase and path.
         return false;
     }
@@ -600,7 +599,7 @@ bool xlistEnumerate(const char* pattern, XListEnumerationHandler* handler, XList
                 dbaseFindClose(xbase->dbase, &dbaseFindData);
             }
         } else {
-            char path[FILENAME_MAX];
+            char path[COMPAT_MAX_PATH];
             sprintf(path, "%s\\%s", xbase->path, pattern);
 
             if (fileFindFirst(path, &directoryFileFindData)) {
@@ -704,8 +703,8 @@ void xlistFree(XList* xlist)
 // 0x4DFFAC
 int xbaseMakeDirectory(const char* filePath)
 {
-    char workingDirectory[FILENAME_MAX];
-    if (getcwd(workingDirectory, FILENAME_MAX) == NULL) {
+    char workingDirectory[COMPAT_MAX_PATH];
+    if (getcwd(workingDirectory, COMPAT_MAX_PATH) == NULL) {
         return -1;
     }
 
@@ -713,7 +712,7 @@ int xbaseMakeDirectory(const char* filePath)
     char dir[_MAX_DIR];
     _splitpath(filePath, drive, dir, NULL, NULL);
 
-    char path[FILENAME_MAX];
+    char path[COMPAT_MAX_PATH];
     if (drive[0] != '\0' || dir[0] == '\\' || dir[0] == '/' || dir[0] == '.') {
         // [filePath] is an absolute path.
         strcpy(path, filePath);
diff --git a/src/xfile.h b/src/xfile.h
index 50bfd35..c63ebfb 100644
--- a/src/xfile.h
+++ b/src/xfile.h
@@ -3,6 +3,8 @@
 
 #include "dfile.h"
 
+#include "platform_compat.h"
+
 #include <stdio.h>
 #include <zlib.h>
 
@@ -51,7 +53,7 @@ typedef enum XFileEnumerationEntryType {
 } XFileEnumerationEntryType;
 
 typedef struct XListEnumerationContext {
-    char name[FILENAME_MAX];
+    char name[COMPAT_MAX_PATH];
     unsigned char type;
     XList* xlist;
 } XListEnumerationContext;