ref: 75ce230dced14c4a622d20e41738474193a8817a dir: /test/link/section-union/different-syntaxes.asm/
IF !DEF(SECOND) INSTR equs "sbc a" ELSE INSTR equs "db $9f" ENDC SECTION UNION "different syntaxes", ROM0 INSTR PURGE INSTR