4988677 crypt modules still are not lint-clean
6836636 crypt_sha256 and crypt_sha512 modules ignore rounds setting in crypt.conf
6733782 sha256 algorithm incorrectly builds final salt string
PSARC 2007/642 SHA256/SHA512 crypt(3C) plugins 6626962 PSARC/2007/642 SHA256/SHA512 crypt(3C) plugins