Install libghc-x509-store-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-x509-store-doc
Description:
X.509 collection access and storage methods; documentation
X.509 collection access and storage methods for certificates, CRLs, and exception lists. . 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://github.com/vincenthz/hs-certificate
Version: 1.6.5-1build3
Section: universe/doc