next_byte
if ((res = next_byte(state, &bytes[i])) == DECODE_ERROR)
next_byte(state, NULL);
res = next_byte(state, &byte);
res = next_byte(state, &byte);
static enum decode_result next_byte(struct x86_decode_state *, uint8_t *);
res = next_byte(state, &byte2);
res = next_byte(state, &byte);