Variables can't use labels, so a macro that doesn't use variables is better suited.
@@ -75181,8 +75181,7 @@ Unknown_8c490: ; 8c490
macro_8c490: MACRO
db \1
dw \2
FuncCoord \3, \4
dw Coord
dw TileMap + SCREEN_WIDTH * \4 + \3
ENDM
macro_8c490 0, Unknown_8c538, 1, 6
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