;
; Ullrich von Bassewitz, 03.06.1999
; unsigned char __fastcall__ cbm_k_ckout (unsigned char FN);
.include "cbm.inc"
.export _cbm_k_ckout
_cbm_k_ckout:
tax
jsr CKOUT
ldx #0 ; Clear high byte
bcs @NotOk
txa
@NotOk: rts