SHA_End(3) on FreeBSD

The text d113ee83f676, as FreeBSD 7.0-RELEASE, FreeBSD 6.3-RELEASE, FreeBSD 6.2-RELEASE, FreeBSD 6.1-RELEASE, FreeBSD 6.0-RELEASE shipped it.

calculate the FIPS 160 and 160-1 ``SHA'' message digests