Install libghc-async-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-async-dev
Description:
run IO operations asynchronously and wait for their results
This package provides a higher-level interface over threads, in which an (Async a) is a concurrent thread that will eventually deliver a value of type a. The package provides ways to create Async computations, wait for their results, and cancel them. . This package contains the normal library files.
Homepage: https://github.com/simonmar/async
Version: 2.1.1.1-1
Section: universe/haskell