This is impossible

include/pokemon.h

@@ -456,6 +456,7 @@ extern const u8 gStatStageRatios[][2];
 extern const u16 gUnknown_08329D54[];
 extern const struct SpriteTemplate gUnknown_08329D98[];
 extern const struct CompressedSpritePalette gMonPaletteTable[];
+extern const s8 gNatureStatTable[][5];
 
 void ZeroBoxMonData(struct BoxPokemon *boxMon);
 void ZeroMonData(struct Pokemon *mon);