//============================================== File: tmp_macro_defaults2.txt a_color=$(COLOR) b_color=$(COLOR=green) c_color=$(COLOR:=green) a_name=$(NAME) b_name=$(NAME=fred) c_name=$(NAME:=fred) //============================================== File: hard_mind_beg.txt Args: COLOR=red NAME= --lenient #include tmp_macro_defaults2.txt //---------------------------------------------- File: hard_mind_tar.txt a_color=red b_color=red c_color=red a_name= b_name= c_name=fred