| major | Network.Protocol.Http.Data, Network.Protocol.Http |
| maxAge | Network.Protocol.Cookie |
| Method | Network.Protocol.Http.Data, Network.Protocol.Http |
| method | Network.Protocol.Http.Data, Network.Protocol.Http |
| methodFromString | Network.Protocol.Http.Parser, Network.Protocol.Http |
| MethodNotAllowed | Network.Protocol.Http.Status, Network.Protocol.Http |
| methods | Network.Protocol.Http.Data, Network.Protocol.Http |
| Mime | Network.Protocol.Mime |
| mime | Network.Protocol.Mime |
| mimetype | Network.Protocol.Uri.Path, Network.Protocol.Uri |
| minor | Network.Protocol.Http.Data, Network.Protocol.Http |
| mkAuthority | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkFragment | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkHost | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkPath | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkPort | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkQuery | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkScheme | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkUri | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| mkUserinfo | Network.Protocol.Uri.Data, Network.Protocol.Uri |
| MovedPermanently | Network.Protocol.Http.Status, Network.Protocol.Http |
| MultipleChoices | Network.Protocol.Http.Status, Network.Protocol.Http |