libghc-stringprep-dev 1.0.0-10build3 (arm64 binary) in ubuntu groovy

 RFC 3454 describes a framework for preparing Unicode text strings in order to
 increase the likelihood that string input and string comparison work in ways
 that make sense for typical users throughout the world. The stringprep
 protocol is useful for protocol identifier values, company and personal names,
 internationalized domain names, and other text strings.
 .
 This package provides a library for the Haskell programming language.
 See http://www.haskell.org/ for more information on Haskell.