hwd_help =
  [ "Controls the default width (in bytes) of the output of the PBKDF2"
  , "function used to generate the MACs."
  ]
hwd_help =
  [ "Controls the default width (in bytes) of the output of the PBKDF2"
  , "function used to generate the MACs."
  ]
hwd_help =
  [ "Controls the default width (in bytes) of the output of the PBKDF2"
  , "function used to generate the MACs."
  ]