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-rw-r--r--include/agb_flash.h1
-rw-r--r--include/easy_chat.h1
-rw-r--r--include/field_effect.h5
-rw-r--r--include/field_player_avatar.h3
-rw-r--r--include/field_specials.h1
-rw-r--r--include/fieldmap.h7
-rw-r--r--include/hall_of_fame.h3
-rw-r--r--include/item_menu.h4
-rw-r--r--include/link.h1
-rw-r--r--include/rom_8011DC0.h1
-rw-r--r--include/script_menu.h2
-rw-r--r--src/field_player_avatar.c4
-rw-r--r--src/field_screen_effect.c11
-rw-r--r--src/field_specials.c2
-rw-r--r--src/frontier_util.c5
-rw-r--r--src/hall_of_fame.c2
-rw-r--r--src/hof_pc.c4
-rw-r--r--src/ice.c47
-rwxr-xr-xsrc/item_menu.c1
-rwxr-xr-xsrc/item_use.c30
-rw-r--r--src/link.c2
-rw-r--r--src/link_rfu.c2
-rw-r--r--src/load_save.c2
-rw-r--r--src/main.c5
-rw-r--r--src/match_call.c2
-rw-r--r--src/menu.c24
-rw-r--r--src/menu_helpers.c2
-rw-r--r--src/mystery_event_script.c2
-rw-r--r--src/option_menu.c3
-rw-r--r--src/poison.c2
-rw-r--r--src/pokeblock_feed.c2
-rw-r--r--src/pokemon.c5
-rw-r--r--src/pokemon_size_record.c4
-rw-r--r--src/script_menu.c2
-rw-r--r--src/water.c1
35 files changed, 82 insertions, 113 deletions
diff --git a/include/agb_flash.h b/include/agb_flash.h
index 27e45e8fa..3dd60df0f 100644
--- a/include/agb_flash.h
+++ b/include/agb_flash.h
@@ -8,5 +8,6 @@
// Exported ROM declarations
u16 SetFlashTimerIntr(u8 timerNum, void (**intrFunc)(void));
+u16 IdentifyFlash(void);
#endif //GUARD_AGB_FLASH_H
diff --git a/include/easy_chat.h b/include/easy_chat.h
index 2efdc4e5d..84ac15422 100644
--- a/include/easy_chat.h
+++ b/include/easy_chat.h
@@ -134,5 +134,6 @@ u16 EasyChat_GetNumWordsInGroup(u8);
u16 sub_811EE90(u16);
void DoEasyChatScreen(u8 type, u16 *words, MainCallback callback, u8 displayedPersonType);
void sub_811F8BC(void);
+void sub_811EFC0(u8 additionalPhraseId);
#endif // GUARD_EASYCHAT_H
diff --git a/include/field_effect.h b/include/field_effect.h
index 205dbb68a..1f5f4ee29 100644
--- a/include/field_effect.h
+++ b/include/field_effect.h
@@ -36,6 +36,10 @@ bool8 FieldEffectCmd_end(u8 **script, u32 *val);
bool8 FieldEffectCmd_loadgfx_callnative(u8 **script, u32 *val);
bool8 FieldEffectCmd_loadtiles_callnative(u8 **script, u32 *val);
bool8 FieldEffectCmd_loadfadedpal_callnative(u8 **script, u32 *val);
+void sub_80B6B68(void);
+void sub_80B6E4C(u8 a0, u8 priority);
+void sub_80B75D8(u8 priority);
+void sub_80B7A74(u8 priority);
void sub_80B9C28(s16*, u8);
void sub_80B9C54(s16*, u8);
@@ -47,5 +51,6 @@ void sub_80B7A58(struct Sprite*);
void MultiplyPaletteRGBComponents(u16 i, u8 r, u8 g, u8 b);
void FreeResourcesAndDestroySprite(struct Sprite *sprite, u8 spriteId);
u8 CreateMonSprite_PicBox(u16 species, s16 x, s16 y, u8 subpriority);
+void StartEscapeRopeFieldEffect(void);
#endif //GUARD_FIELD_EFFECTS_H
diff --git a/include/field_player_avatar.h b/include/field_player_avatar.h
index ae7aa92d2..ca3d41546 100644
--- a/include/field_player_avatar.h
+++ b/include/field_player_avatar.h
@@ -70,5 +70,8 @@ void sub_808C1B4(u8 direction);
void sub_808B9D4(u8 direction);
void sub_808D194(void);
void sub_808D1C8(void);
+bool32 sub_808D1B4(void);
+bool32 sub_808D1E8(void);
+void sub_808C0A8(u8 a);
#endif // GUARD_FIELD_PLAYER_AVATAR_H
diff --git a/include/field_specials.h b/include/field_specials.h
index e6ed60593..3131531dc 100644
--- a/include/field_specials.h
+++ b/include/field_specials.h
@@ -27,5 +27,6 @@ void ResetCyclingRoadChallengeData(void);
bool8 warp0_in_pokecenter(void);
void ResetFanClub(void);
bool8 sub_813B21C(void);
+void set_unknown_box_id(u8 id);
#endif // GUARD_FIELD_SPECIALS_H
diff --git a/include/fieldmap.h b/include/fieldmap.h
index 8e10240d2..bb5b0e290 100644
--- a/include/fieldmap.h
+++ b/include/fieldmap.h
@@ -9,6 +9,8 @@
#define NUM_PALS_TOTAL 13
#define MAX_MAP_DATA_SIZE 0x2800
+#include "main.h"
+
extern struct BackupMapLayout gBackupMapLayout;
u32 MapGridGetMetatileIdAt(int, int);
@@ -39,9 +41,14 @@ void apply_map_tileset2_palette(struct MapLayout const *mapLayout);
void copy_map_tileset2_to_vram_2(struct MapLayout const *mapLayout);
void copy_map_tileset1_to_vram(const struct MapLayout *);
void copy_map_tileset2_to_vram(const struct MapLayout *);
+struct MapHeader const *const mapconnection_get_mapheader(struct MapConnection *connection);
+struct MapConnection *sub_8088A8C(s16 x, s16 y);
void SpriteCB_PokeballGlow(struct Sprite *);
void SpriteCB_PokecenterMonitor(struct Sprite *);
void SpriteCB_HallOfFameMonitor(struct Sprite *);
+// field_region_map.c
+void FieldInitRegionMap(MainCallback callback);
+
#endif //GUARD_FIELDMAP_H
diff --git a/include/hall_of_fame.h b/include/hall_of_fame.h
index d35ecf268..5c8a01bcb 100644
--- a/include/hall_of_fame.h
+++ b/include/hall_of_fame.h
@@ -6,4 +6,7 @@ void CB2_DoHallOfFameScreenDontSaveData(void);
void CB2_DoHallOfFamePC(void);
void sub_8175280(void);
+// hof_pc.c
+void ReturnFromHallOfFamePC(void);
+
#endif // GUARD_HALL_OF_FAME_H
diff --git a/include/item_menu.h b/include/item_menu.h
index 465e5966e..70d6b5a94 100644
--- a/include/item_menu.h
+++ b/include/item_menu.h
@@ -2,6 +2,7 @@
#define GUARD_item_menu_H
#include "item.h"
+#include "menu_helpers.h"
#define RETURN_LOCATION_FIELD 0
#define RETURN_LOCATION_BATTLE 1
@@ -83,6 +84,9 @@ void DoWallyTutorialBagMenu(void);
void ResetBagScrollPositions(void);
void sub_81AABF0(void (*callback)(void));
void CB2_ChooseBerry(void);
+void unknown_ItemMenu_Confirm(u8 taskId);
+void bag_menu_yes_no(u8, u8, const struct YesNoFuncTable*);
+void sub_81AB9A8(u8 pocketId);
#endif //GUARD_item_menu_H
diff --git a/include/link.h b/include/link.h
index 400816fd0..24a834c68 100644
--- a/include/link.h
+++ b/include/link.h
@@ -262,6 +262,7 @@ bool32 sub_800A07C(void);
void sub_800AB98(void);
void sub_800AA04(u8 a0);
void sub_800B4C0(void);
+bool32 sub_800B504(void);
extern u16 gLinkPartnersHeldKeys[6];
extern u32 gLinkDebugSeed;
diff --git a/include/rom_8011DC0.h b/include/rom_8011DC0.h
index faffd3375..9940a5b44 100644
--- a/include/rom_8011DC0.h
+++ b/include/rom_8011DC0.h
@@ -17,5 +17,6 @@ u16 mevent_081445C0(u8);
void sub_801B990(u32, u32);
u8 sub_8013F78(void);
bool32 sub_802C908(u16);
+void nullsub_89(u8 taskId);
#endif //GUARD_rom_8011DC0_H
diff --git a/include/script_menu.h b/include/script_menu.h
index a6d52c31e..1f4e549fe 100644
--- a/include/script_menu.h
+++ b/include/script_menu.h
@@ -14,5 +14,7 @@ u8 CreateWindowFromRect(u8, u8, u8, u8);
void sub_80E2A78(u8);
int display_text_and_get_width(const u8*, int);
int sub_80E2D5C(int arg0, int tileWidth);
+bool16 ScrSpecial_CreatePCMenu(void);
+void ScriptMenu_DisplayPCStartupPrompt(void);
#endif //GUARD_SCRIPT_MENU_H
diff --git a/src/field_player_avatar.c b/src/field_player_avatar.c
index b1291f0ce..66f176d39 100644
--- a/src/field_player_avatar.c
+++ b/src/field_player_avatar.c
@@ -2125,7 +2125,7 @@ void sub_808D194(void)
sub_808D1FC(CreateTask(sub_808D1FC, 0));
}
-bool8 sub_808D1B4(void)
+bool32 sub_808D1B4(void)
{
return FuncIsActiveTask(sub_808D1FC);
}
@@ -2135,7 +2135,7 @@ void sub_808D1C8(void)
sub_808D094(CreateTask(sub_808D094, 0));
}
-bool8 sub_808D1E8(void)
+bool32 sub_808D1E8(void)
{
return FuncIsActiveTask(sub_808D094);
}
diff --git a/src/field_screen_effect.c b/src/field_screen_effect.c
index 3e4965667..b6dcf212c 100644
--- a/src/field_screen_effect.c
+++ b/src/field_screen_effect.c
@@ -32,16 +32,7 @@
#include "constants/rgb.h"
#include "trainer_hill.h"
#include "event_obj_lock.h"
-
-extern void sub_80B6B68(void);
-extern void sub_80B6E4C(u8, u8);
-extern void sub_80B75D8(u8);
-extern void sub_80B7A74(u8);
-extern void sub_808C0A8(u8);
-extern u8 GetMapPairFadeToType(u8, u8);
-extern u8 GetMapPairFadeFromType(u8, u8);
-extern bool32 sub_808D1B4(void);
-extern bool32 sub_808D1E8(void);
+#include "fldeff.h"
extern const u16 gUnknown_82EC7CC[];
diff --git a/src/field_specials.c b/src/field_specials.c
index 629dd8015..85bc41723 100644
--- a/src/field_specials.c
+++ b/src/field_specials.c
@@ -81,8 +81,6 @@ extern const u16 gEventObjectPalette17[];
extern const u16 gEventObjectPalette33[];
extern const u16 gEventObjectPalette34[];
-extern void BlendPalettes(u32, u8, u16);
-extern void FieldInitRegionMap(MainCallback callback);
void UpdateMovedLilycoveFanClubMembers(void);
void sub_813BF60(void);
diff --git a/src/frontier_util.c b/src/frontier_util.c
index 6fcbd4ffb..8c190f522 100644
--- a/src/frontier_util.c
+++ b/src/frontier_util.c
@@ -35,8 +35,7 @@
#include "constants/moves.h"
#include "constants/items.h"
#include "constants/event_objects.h"
-
-extern u8 gSelectedOrderFromParty[];
+#include "party_menu.h"
struct FrontierBrainMon
{
@@ -48,8 +47,6 @@ struct FrontierBrainMon
u16 moves[4];
};
-extern void sub_81B8558(void);
-
// This file's functions.
static void sub_81A17A0(void);
static void sub_81A1830(void);
diff --git a/src/hall_of_fame.c b/src/hall_of_fame.c
index 3f217b782..48e4f8bec 100644
--- a/src/hall_of_fame.c
+++ b/src/hall_of_fame.c
@@ -66,8 +66,6 @@ extern struct MusicPlayerInfo gMPlayInfo_BGM;
#define HALL_OF_FAME_MAX_TEAMS 50
-extern void ReturnFromHallOfFamePC(void);
-
// this file's functions
static void ClearVramOamPltt_LoadHofPal(void);
static void sub_8174F70(void);
diff --git a/src/hof_pc.c b/src/hof_pc.c
index 2cea5540a..d76f04372 100644
--- a/src/hof_pc.c
+++ b/src/hof_pc.c
@@ -7,10 +7,6 @@
#include "script_menu.h"
#include "task.h"
-extern void Overworld_PlaySpecialMapMusic(void);
-extern bool16 ScrSpecial_CreatePCMenu(void);
-extern void ScriptMenu_DisplayPCStartupPrompt(void);
-
static void ReshowPCMenuAfterHallOfFamePC(void);
static void Task_WaitForPaletteFade(u8);
diff --git a/src/ice.c b/src/ice.c
index 34ad572e8..fa1913b96 100644
--- a/src/ice.c
+++ b/src/ice.c
@@ -21,30 +21,29 @@ struct HailStruct {
};
static void sub_810B6C4(struct Sprite *);
-extern void sub_810B848(struct Sprite *);
-extern void AnimIcePunchSwirlingParticle(struct Sprite *);
-extern void AnimIceBeamParticle(struct Sprite *);
-extern void AnimIceEffectParticle(struct Sprite *);
-extern void AnimFlickerIceEffectParticle(struct Sprite *);
-extern void AnimSwirlingSnowball_Step1(struct Sprite *);
-extern void AnimSwirlingSnowball_Step2(struct Sprite *);
-extern void AnimSwirlingSnowball_Step3(struct Sprite *);
-extern void AnimSwirlingSnowball_End(struct Sprite *);
-extern void AnimMoveParticleBeyondTarget(struct Sprite *);
-extern void AnimWiggleParticleTowardsTarget(struct Sprite *);
-extern void AnimWaveFromCenterOfTarget(struct Sprite *);
-extern void InitSwirlingFogAnim(struct Sprite *);
-extern void AnimSwirlingFogAnim(struct Sprite *);
-extern void AnimThrowMistBall(struct Sprite *);
-extern void InitPoisonGasCloudAnim(struct Sprite *);
-extern void MovePoisonGasCloud(struct Sprite *);
-extern void AnimHailBegin(struct Sprite *);
-extern void AnimHailContinue(struct Sprite *);
-extern void sub_80A8EE4(struct Sprite *);
-extern void InitIceBallAnim(struct Sprite *);
-extern void AnimThrowIceBall(struct Sprite *);
-extern void InitIceBallParticle(struct Sprite *);
-extern void AnimIceBallParticle(struct Sprite *);
+void sub_810B848(struct Sprite *);
+void AnimIcePunchSwirlingParticle(struct Sprite *);
+void AnimIceBeamParticle(struct Sprite *);
+void AnimIceEffectParticle(struct Sprite *);
+void AnimFlickerIceEffectParticle(struct Sprite *);
+void AnimSwirlingSnowball_Step1(struct Sprite *);
+void AnimSwirlingSnowball_Step2(struct Sprite *);
+void AnimSwirlingSnowball_Step3(struct Sprite *);
+void AnimSwirlingSnowball_End(struct Sprite *);
+void AnimMoveParticleBeyondTarget(struct Sprite *);
+void AnimWiggleParticleTowardsTarget(struct Sprite *);
+void AnimWaveFromCenterOfTarget(struct Sprite *);
+void InitSwirlingFogAnim(struct Sprite *);
+void AnimSwirlingFogAnim(struct Sprite *);
+void AnimThrowMistBall(struct Sprite *);
+void InitPoisonGasCloudAnim(struct Sprite *);
+void MovePoisonGasCloud(struct Sprite *);
+void AnimHailBegin(struct Sprite *);
+void AnimHailContinue(struct Sprite *);
+void InitIceBallAnim(struct Sprite *);
+void AnimThrowIceBall(struct Sprite *);
+void InitIceBallParticle(struct Sprite *);
+void AnimIceBallParticle(struct Sprite *);
void AnimTask_Haze2(u8);
void AnimTask_OverlayFogTiles(u8);
void AnimTask_Hail2(u8);
diff --git a/src/item_menu.c b/src/item_menu.c
index b3d341c2e..877444575 100755
--- a/src/item_menu.c
+++ b/src/item_menu.c
@@ -140,7 +140,6 @@ void unknown_ItemMenu_Confirm2(u8 taskId);
void unknown_item_menu_type(u8 taskId);
void item_menu_type_2(u8 taskId);
void display_sell_item_ask_str(u8 taskId);
-void unknown_ItemMenu_Confirm(u8 taskId);
void display_deposit_item_ask_str(u8 taskId);
void item_menu_type_b(u8 taskId);
void BagMenuActuallyToss(u8 taskId);
diff --git a/src/item_use.c b/src/item_use.c
index 16fb22d94..f9d81bfc0 100755
--- a/src/item_use.c
+++ b/src/item_use.c
@@ -8,13 +8,15 @@
#include "coins.h"
#include "data2.h"
#include "event_data.h"
-#include "fieldmap.h"
#include "event_object_movement.h"
+#include "fieldmap.h"
+#include "field_effect.h"
#include "field_player_avatar.h"
#include "field_screen_effect.h"
#include "field_weather.h"
#include "item.h"
#include "item_menu.h"
+#include "item_use.h"
#include "mail.h"
#include "main.h"
#include "menu.h"
@@ -39,29 +41,13 @@
#include "constants/vars.h"
#include "event_obj_lock.h"
-extern void unknown_ItemMenu_Confirm(u8 taskId);
-extern void sub_81C5B14(u8 taskId);
-extern void ItemUseOutOfBattle_TMHM(u8 a);
-extern void ItemUseOutOfBattle_EvolutionStone(u8 b);
-extern bool8 IsPlayerFacingSurfableFishableWater(void);
-extern bool8 sub_81221AC(void);
extern u8 Route102_EventScript_274482[];
extern u8 Route102_EventScript_2744C0[];
extern u8 BattleFrontier_OutsideEast_EventScript_242CFC[];
-extern int sub_80247BC(void);
-extern struct MapHeader* mapconnection_get_mapheader(struct MapConnection *connection);
-extern void SetUpItemUseCallback(u8 taskId);
-extern void ItemUseCB_Medicine(u8, TaskFunc);
-extern void bag_menu_yes_no(u8, u8, const struct YesNoFuncTable*);
-extern void sub_81C5924(void);
-extern void sub_81C59BC(void);
-extern void sub_81AB9A8(u8);
-extern void StartEscapeRopeFieldEffect(void);
-extern u8* sub_806CF78(u16);
-extern void sub_81B89F0(void);
-extern u8 GetItemEffectType(u16);
-extern struct MapConnection *sub_8088A8C(s16, s16);
+extern s32 sub_80247BC(void);
+
+void SetUpItemUseCallback(u8 taskId);
void MapPostLoadHook_UseItem(void);
void sub_80AF6D4(void);
void Task_CallItemUseOnFieldCallback(u8 taskId);
@@ -404,12 +390,12 @@ bool8 sub_80FD6D4(const struct MapEvents *events, s16 x, s16 y)
bool8 sub_80FD730(struct MapConnection *connection, int x, int y)
{
- struct MapHeader *mapHeader;
+
u16 localX, localY;
u32 localOffset;
s32 localLength;
- mapHeader = mapconnection_get_mapheader(connection);
+ struct MapHeader const *const mapHeader = mapconnection_get_mapheader(connection);
switch (connection->direction)
{
diff --git a/src/link.c b/src/link.c
index 72ac3e878..05da4e458 100644
--- a/src/link.c
+++ b/src/link.c
@@ -1893,7 +1893,7 @@ u32 GetLinkRecvQueueLength(void)
return gLink.recvQueue.count;
}
-bool8 sub_800B504(void)
+bool32 sub_800B504(void)
{
if (GetLinkRecvQueueLength() > 2)
{
diff --git a/src/link_rfu.c b/src/link_rfu.c
index 8da6b166a..d80ff2ae9 100644
--- a/src/link_rfu.c
+++ b/src/link_rfu.c
@@ -17,9 +17,9 @@
#include "text.h"
#include "constants/species.h"
#include "save.h"
+#include "rom_8011DC0.h"
extern u16 gHeldKeyCodeToSend;
-extern void nullsub_89(u8 taskId);
struct UnkRfuStruct_1 gUnknown_03004140;
struct UnkRfuStruct_2 gUnknown_03005000;
diff --git a/src/load_save.c b/src/load_save.c
index 0d19c6dae..a0d2568d3 100644
--- a/src/load_save.c
+++ b/src/load_save.c
@@ -11,10 +11,10 @@
#include "trainer_hill.h"
#include "gba/flash_internal.h"
#include "decoration_inventory.h"
+#include "agb_flash.h"
static void ApplyNewEncryptionKeyToAllEncryptedData(u32 encryptionKey);
-extern bool16 IdentifyFlash(void);
extern void ApplyNewEncryptionKeyToBerryPowder(u32 key);
#define SAVEBLOCK_MOVE_RANGE 128
diff --git a/src/main.c b/src/main.c
index 61c5e3386..aa42c5958 100644
--- a/src/main.c
+++ b/src/main.c
@@ -24,9 +24,6 @@
#include "main.h"
#include "trainer_hill.h"
-extern void sub_800B9B8(void);
-extern u8 gUnknown_03002748;
-
static void VBlankIntr(void);
static void HBlankIntr(void);
static void VCountIntr(void);
@@ -313,8 +310,6 @@ void SetSerialCallback(IntrCallback callback)
gMain.serialCallback = callback;
}
-extern void CopyBufferedValuesToGpuRegs(void);
-
static void VBlankIntr(void)
{
if (gWirelessCommType != 0)
diff --git a/src/match_call.c b/src/match_call.c
index e7e91969f..ce1573164 100644
--- a/src/match_call.c
+++ b/src/match_call.c
@@ -111,8 +111,6 @@ static void PopulateSpeciesFromTrainerParty(int, u8 *);
static void PopulateBattleFrontierFacilityName(int, u8 *);
static void PopulateBattleFrontierStreak(int, u8 *);
-extern void sub_81973A4(void);
-
#define TEXT_ID(topic, id) (((topic) << 8) | ((id) & 0xFF))
static const struct MatchCallTrainerTextInfo sMatchCallTrainers[] =
diff --git a/src/menu.c b/src/menu.c
index ae589dff4..e82a6355c 100644
--- a/src/menu.c
+++ b/src/menu.c
@@ -122,20 +122,18 @@ const struct MoveMenuInfoIcon gMoveMenuInfoIcons[] =
{ 8, 8, 0xAF }, // Unused (Small dark pokeball)
};
+
// Forward declarations
-extern void sub_81973A4(void);
-extern void DrawStandardFrame(u8, u8, u8, u8, u8, u8);
-extern void DrawDialogueFrame(u8, u8, u8, u8, u8, u8);
-extern void sub_81977BC(u8, u8, u8, u8, u8, u8);
-extern void sub_8197804(u8, u8, u8, u8, u8, u8);
-extern void sub_8197BB4(u8, u8, u8, u8, u8, u8);
-extern void sub_8197E30(u8, u8, u8, u8, u8, u8);
-extern void DrawWindowBorder(u8, u8, u8, u8, u8, u8);
-extern void sub_81980A8(u8, u8, u8, u8, u8, u8);
-extern u8 Menu_MoveCursor(s8);
-extern u8 sub_8199134(s8, s8);
-extern void sub_8198C78(void);
-extern void task_free_buf_after_copying_tile_data_to_vram(u8 taskId);
+void DrawStandardFrame(u8, u8, u8, u8, u8, u8);
+void DrawDialogueFrame(u8, u8, u8, u8, u8, u8);
+void sub_81977BC(u8, u8, u8, u8, u8, u8);
+void sub_8197804(u8, u8, u8, u8, u8, u8);
+void sub_8197BB4(u8, u8, u8, u8, u8, u8);
+void sub_8197E30(u8, u8, u8, u8, u8, u8);
+void DrawWindowBorder(u8, u8, u8, u8, u8, u8);
+void sub_81980A8(u8, u8, u8, u8, u8, u8);
+void task_free_buf_after_copying_tile_data_to_vram(u8 taskId);
+void sub_8198C78(void);
void InitStandardTextBoxWindows(void)
{
diff --git a/src/menu_helpers.c b/src/menu_helpers.c
index 846c23b6b..1f9979eca 100644
--- a/src/menu_helpers.c
+++ b/src/menu_helpers.c
@@ -18,8 +18,6 @@
#include "constants/items.h"
#include "constants/maps.h"
-extern bool32 sub_800B504(void);
-
// this file's functions
static void Task_ContinueTaskAfterMessagePrints(u8 taskId);
static void Task_CallYesOrNoCallback(u8 taskId);
diff --git a/src/mystery_event_script.c b/src/mystery_event_script.c
index 4196bb34c..dba914b51 100644
--- a/src/mystery_event_script.c
+++ b/src/mystery_event_script.c
@@ -17,8 +17,6 @@
#include "mystery_event_msg.h"
#include "pokemon_storage_system.h"
-extern void sub_811EFC0(u8);
-
extern ScrCmdFunc gMysteryEventScriptCmdTable[];
extern ScrCmdFunc gMysteryEventScriptCmdTableEnd[];
diff --git a/src/option_menu.c b/src/option_menu.c
index 122ba8d8a..caeb3d5da 100644
--- a/src/option_menu.c
+++ b/src/option_menu.c
@@ -13,8 +13,7 @@
#include "text_window.h"
#include "international_string_util.h"
#include "strings.h"
-
-extern void SetPokemonCryStereo(u32 val);
+#include "gba/m4a_internal.h"
// Task data
enum
diff --git a/src/poison.c b/src/poison.c
index c86ec2cd8..9af981694 100644
--- a/src/poison.c
+++ b/src/poison.c
@@ -3,8 +3,6 @@
#include "trig.h"
#include "constants/rgb.h"
-extern void sub_80A77C8(struct Sprite *);
-
void sub_810DBAC(struct Sprite *);
void sub_810DC2C(struct Sprite *);
void sub_810DCD0(struct Sprite *);
diff --git a/src/pokeblock_feed.c b/src/pokeblock_feed.c
index b1f182b66..42a71ad52 100644
--- a/src/pokeblock_feed.c
+++ b/src/pokeblock_feed.c
@@ -55,8 +55,6 @@ extern struct MusicPlayerInfo gMPlayInfo_BGM;
extern const struct CompressedSpriteSheet gMonFrontPicTable[];
extern const u16 gUnknown_0860F074[];
-extern bool8 sub_81221EC(void);
-
// this file's functions
static void HandleInitBackgrounds(void);
static void HandleInitWindows(void);
diff --git a/src/pokemon.c b/src/pokemon.c
index a35033d49..a984abbb9 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -10,6 +10,7 @@
#include "battle_tower.h"
#include "event_data.h"
#include "evolution_scene.h"
+#include "field_specials.h"
#include "item.h"
#include "link.h"
#include "main.h"
@@ -72,10 +73,6 @@ extern const struct CompressedSpritePalette gMonPaletteTable[];
extern const struct CompressedSpritePalette gMonShinyPaletteTable[];
extern const u8 gTrainerClassNames[][13];
-extern u16 get_unknown_box_id(void);
-extern void set_unknown_box_id(u8);
-extern bool8 sub_806F104(void);
-
// this file's functions
static u16 CalculateBoxMonChecksum(struct BoxPokemon *boxMon);
static union PokemonSubstruct *GetSubstruct(struct BoxPokemon *boxMon, u32 personality, u8 substructType);
diff --git a/src/pokemon_size_record.c b/src/pokemon_size_record.c
index b0e14d2b1..98d83d8ce 100644
--- a/src/pokemon_size_record.c
+++ b/src/pokemon_size_record.c
@@ -1,5 +1,6 @@
#include "global.h"
#include "event_data.h"
+#include "pokedex.h"
#include "pokemon.h"
#include "pokemon_size_record.h"
#include "string_util.h"
@@ -15,9 +16,6 @@ struct UnknownStruct
u16 unk4;
};
-extern u16 GetPokedexHeightWeight(u16 dexNo, bool8 height);
-extern u16 SpeciesToNationalPokedexNum(u16 species);
-
static const struct UnknownStruct sBigMonSizeTable[] =
{
{ 290, 1, 0 },
diff --git a/src/script_menu.c b/src/script_menu.c
index 7180bfc60..d9dbc770c 100644
--- a/src/script_menu.c
+++ b/src/script_menu.c
@@ -1312,7 +1312,7 @@ static void Task_HandleMultichoiceGridInput(u8 taskId)
#undef tWindowId
-bool8 ScrSpecial_CreatePCMenu(void)
+bool16 ScrSpecial_CreatePCMenu(void)
{
if (FuncIsActiveTask(Task_HandleMultichoiceInput) == TRUE)
{
diff --git a/src/water.c b/src/water.c
index d13b1378e..c856b9aa4 100644
--- a/src/water.c
+++ b/src/water.c
@@ -41,7 +41,6 @@ extern void sub_8108BE0(struct Sprite *);
extern void sub_8108C08(struct Sprite *);
extern void sub_8108C54(struct Sprite *);
extern void sub_8108CDC(struct Sprite *);
-extern void sub_80A8EE4(struct Sprite *);
void sub_810756C(u8);
void sub_81076F4(u8);
void sub_8107B84(u8);