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18 lines
321 B
ArmAsm
18 lines
321 B
ArmAsm
;
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; Marc 'BlackJack' Rintsch, 20.03.2001
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;
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; unsigned char __fastcall__ cbm_k_chkin (unsigned char FN);
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;
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.export _cbm_k_chkin
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.import CHKIN
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_cbm_k_chkin:
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tax
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jsr CHKIN
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ldx #0 ; Clear high byte
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bcs @NotOk
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txa
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@NotOk: rts
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