Get the name of the Makefile to use

Property definitions

nitc $ MakefileToolchain :: makefile_name
	# Get the name of the Makefile to use
	fun makefile_name: String do return "{compiler.mainmodule.c_name}.mk"
src/compiler/abstract_compiler.nit:334,2--335,70

nitc $ EnscriptenToolchain :: makefile_name
	redef fun makefile_name do return "{super}.js.mk"
src/platform/emscripten.nit:44,2--50