Install libghc-dav-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-dav-doc
Description:
RFC 4918 WebDAV support; documentation
This is a library for the Web Distributed Authoring and Versioning (WebDAV) extensions to HTTP. At present it supports a very small subset of client functionality. . This package provides the documentation for a library for the Haskell programming language. See http://www.haskell.org/ for more information on Haskell.
Homepage: http://floss.scru.org/hDAV
Version: 1.3.1-3build3
Section: universe/doc