sppp_print_bytes
sppp_print_bytes((u_char *)(lh + 1), len);
sppp_print_bytes((u_char *)(h + 1), printlen - 4);
sppp_print_bytes(p+3, p[1]-3);
sppp_print_bytes((u_char *)(h + 1),
sppp_print_bytes(value, value_len);
static void sppp_print_bytes(const u_char *, u_short);
sppp_print_bytes((u_char *)(h + 1),
sppp_print_bytes(value, value_len);
sppp_print_bytes((u_char *)(h + 1), len - 4);
sppp_print_bytes((u_char *)(h + 1),
sppp_print_bytes((u_char *)(h + 1), len - 4);
sppp_print_bytes((u_char *)(lh + 1), len);