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- .sect .text; .sect .rom; .sect .data; .sect .bss
- .define __fork, _par_uid
- .sect .bss
- .comm _par_uid, 2
- .sect .text
- __fork:
- mov ax,2
- call syscal
- jb 1f
- and bx,bx
- je 2f
- ret
- 1:
- mov (_errno),ax
- mov ax,-1
- ret
- 2:
- mov (_par_uid),ax
- xor ax,ax
- ret
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