/ C library -- fork/ pid = fork();// pid == 0 in child process; pid == -1 means error return/ in child, parents id is in par_uid if needed.globl	_fork, _par_uid.globl	cerror.fork = 2._fork:	mov	r5,-(sp)	mov	sp,r5	sys	.fork		br 1f	bec	2f	jmp	cerror1:	mov	r0,_par_uid	clr	r02:	mov	(sp)+,r5	rts	pc.bss_par_uid: .=.+2