hasHeader "Allow" res )
$ abort'
$ A.toAsciiBuilder "The status was "
⊕ printStatusCode resStatus
⊕ A.toAsciiBuilder " but no \"Allow\" header."
hasHeader "Allow" res )
$ abort'
$ A.toAsciiBuilder "The status was "
⊕ printStatusCode resStatus
⊕ A.toAsciiBuilder " but no \"Allow\" header."