unsigned int rsb_crc(unsigned int r11_crc, unsigned char *r10_buf, unsigned int r14_len);
-unsigned int rsb_crc2(unsigned char *r0_buf, unsigned int r1_buflen, unsigned int r2_magic, unsigned int *crc);
+unsigned int rsb_crc2(unsigned char *r0_buf, unsigned int r1_buflen, unsigned int r2_magic, unsigned int *crc_out);