Install libfreehdl0-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libfreehdl0-dev
Description:
VHDL simulator for Linux (development headers)
This is a free VHDL simulator with these features: * Has a graphical waveform viewer. * Has a source level debugger. * Is VHDL-93 compliant. . The development headers are needed to compile simulations, not only to build freehdl based applications.
Homepage: http://www.freehdl.seul.org
Version: 0.0.8-2.2ubuntu2
Section: universe/libdevel