/ C library -- lseek

/ error = lseek(file, offset, ptr);
/ long offset
/ long lseek()

.globl	_lseek, csv, cret, cerror
lseek	= 62.
indir	= 0

_lseek:
	jsr	r5,csv
	mov	4(r5),r0
	mov	6(r5),0f
	mov	8(r5),0f+2
	mov	10.(r5),0f+4
	sys	indir; 9f
	bec	1f
	jmp	cerror
1:
	jmp	cret
.data
9:
	sys	lseek; 0:..; ..; ..