Install lib32gphobos-8-dev by entering the following commands in the terminal:
sudo apt update sudo apt install lib32gphobos-8-dev
Description:
Phobos D standard library (32bit development files)
This is the Phobos standard library that comes with the D2 compiler. . For more information check http://www.dlang.org/phobos/
Homepage: http://gcc.gnu.org/
Version: 8-20180414-1ubuntu2
Section: libdevel