Re: bug#67022: Gzip decompression can be 60% faster using zlib's CRC32    I 
tried to make that CRC-slice-by-8 happen but, as I miss something, maybe you 
will get that right.  My guess the problem lies in all those negations of crc 
(`(return) crc = crc ^ 0xffffffff;').   I prepared diff that does that, in 
more, less simple way. `crc32_8b...()' should be in util.c, and crc32.h 
should only contain lookup table generated by `sample/makecrc8.c', but 
until it works correctly it is in the header. Moving it to corret place is the 
least of the problem.   I put the diff in paste as it's bit big to attach 
to email.   ~~~ bash  wget -Ogzip-1.13-crc328-2.diff  paste.ee 
https://paste.ee/d/mkqTU/0  cd gzip-1.13  patch -p1 ../gzip-1.13-crc328-2.diff  
~~~   Hope that will help to make it happen.

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