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Usenet 1994 January
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volume5
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8080
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bdos.c
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1986-11-30
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279 b
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18 lines
bdos (c, de) int c, de; {
#asm
; CP/M support routine
; bdos(C,DE);
; char *DE; int C;
; returns H=B,L=A per CPM standard
pop h ; hold return address
pop d ; get bdos function number
pop b ; get DE register argument
push d
push b
push h
call 5
mov h,b
mov l,a
#endasm
}