ISR for dos interrupt 21h in asm.

[ASHLEY4]

Does any one know were ,i can get the ISR for most dos int 21h in
assembly?
Like:
mov ah, 07h
int 21h
***would be***
xor ax, ax
int 16h
iret
**************
Can only use bios interrupts not dos.

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(@@)
ASHLEY4.

[K.J.]

Download and opensource DOS clone(search at http://www.sourceforge.net or http://Google.com)

K.J.

[ASHLEY4.]

Thanks ,but most are so intergrated that they are hard to follow.call this ,jmp here,call that.and other are in C.
Int 21h (48),allocate memery block, is the one thats not working ,i need it in asm:(
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ASHLEY4.