Install libdispatch-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libdispatch-dev
Description:
development files for the Grand Central Dispatch API
The libdispatch project consists of the user space implementation of the Grand Central Dispatch API as seen in Mac OS X version 10.6 (Snow Leopard). . This package contains the headers, manpages, and other files needed to build programs that use libdispatch.
Homepage: http://libdispatch.macosforge.org/
Version: 0~svn197-3.3ubuntu2
Section: universe/libdevel