Decompile mailbox_pc and dump decorations

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