/ / PDP-11 C. / Standard Library. / / Copy. / .globl copy / / char *copy(out, in, nbytes) / Returns just past the end of the output. / copy: jsr r0,_save mov 12(r5),r0 mov 14(r5),r1 mov 16(r5),r2 0: dec r2 bmi 0f movb (r1)+,(r0)+ br 0b 0: jmp _ret