Setting up mingw64 for MSSYS2, for use in building emulators via Makefile...
pacman -S make
pacman -S autoconf
pacman -S automake
pacman -S mingw-w64-x86_64-gcc
pacman -S mingw-w64-x86_64-clang
pacman -S mingw-w64-x86_64-lld
pacman -S mingw-w64-x86_64-dlfcn