* factor of two increase in speed on a Power PC G4 (PPC7455) using gcc -O3.
*/
-/* @(#) $Id: crc32.c,v 1.1 2006/06/13 16:50:58 dcid Exp $ */
+/* @(#) $Id: ./src/external/zlib-1.2.3/crc32.c, 2011/09/08 dcid Exp $
+ */
/*
Note on the use of DYNAMIC_CRC_TABLE: there is no mutex or semaphore