usr/src/libc/sys/mount.s

/ C library -- mount

/ error = mount(dev, file, flag)

.globl  _mount,
.globl  cerror
.mount = 21.

_mount:
        mov     r5,-(sp)
        mov     sp,r5
        mov     4(sp),0f
        mov     6(sp),0f+2
        mov     8(sp),0f+4
        sys     0; 9f
        bec     1f
        jmp     cerror
1:
        clr     r0
        mov     (sp)+,r5
        rts     pc
.data
9:
        sys     .mount; 0:..; ..; ..