@param SourceBuffer Pointer to the source buffer to compare.\r
@param Length Number of bytes to compare.\r
\r
- @return 0 All Length bytes of the two buffers are identical.\r
+ @retval 0 All Length bytes of the two buffers are identical.\r
@retval Non-zero The first mismatched byte in SourceBuffer subtracted from the first\r
mismatched byte in DestinationBuffer.\r
\r