dw_read_bytes
static int dw_read_bytes(struct dwbuf *, void *, size_t);
dw_read_bytes(&dwbuf, &abbroff, addrsize) ||
return dw_read_bytes(d, v, sizeof(*v));
return dw_read_bytes(d, v, sizeof(*v));
return dw_read_bytes(d, v, sizeof(*v));
return dw_read_bytes(d, v, sizeof(*v));