Decompile mailbox_pc and dump decorations

include/global.h

@@ -498,7 +498,8 @@ typedef union QuestLogScene QuestLogScene;
 #define BERRY_TREES_COUNT  128
 #define FLAGS_COUNT        288 // 300
 #define VARS_COUNT         256
-#define MAIL_COUNT         16
+#define MAIL_COUNT         (PARTY_SIZE + 10)
+#define PC_MAIL_NUM(i)     (PARTY_SIZE + (i))
 
 // Declare here so that it can be recursively referenced.
 union QuestLogMovement;

include/new_menu_helpers.h

@@ -30,7 +30,7 @@ void sub_80F6E9C(void);
 void DrawDialogueFrame(u8 windowId, bool8 transfer);
 void DrawStdWindowFrame(u8 windowId, bool8 copyNow);
 void ClearDialogWindowAndFrame(u8 windowId, bool8 copyToVram);
-void ClearStdWindowAndFrame(u8 taskId, bool8 copyNow);
+void ClearStdWindowAndFrame(u8 windowId, bool8 copyNow);
 void sub_80F6C14(void);
 void sub_80F771C(bool8 copyToVram);
 void SetStdWindowBorderStyle(u8 windowId, bool8 copyToVram);

include/player_pc.h

@@ -2,9 +2,20 @@
 #define GUARD_PLAYER_PC_H
 
 #include "global.h"
+#include "list_menu.h"
 
 // Exported type declarations
 
+struct PlayerPC_Unk_203AAC4
+{
+    u16 selectedRow;
+    u16 scrollOffset;
+    u8 unk_4;
+    u8 unk_5;
+    u8 filler_6[4];
+    u8 unk_A;
+};
+
 // Exported RAM declarations
 
 // Exported ROM declarations