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  84 >XVIII. CRC Algorithms</H1
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  89 >The CRC package provides implementation of CRC algorithms. This
  90 includes the POSIX CRC calculation which produces the same result as
  91 the cksum command on Linux, another 32 bit CRC by Gary S. Brown and a
  92 16bit CRC. The CRC used for Ethernet FCS is also implemented.</P
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