But autotools/autoconf solve a whole set of different cross-platform problems to "make runs and does things". The make syntax doesn't change across platforms; n

But autotools/autoconf solve a whole set of different cross-platform problems to "make runs and does things". The make syntax doesn't change across platforms; nor does the sh syntax. What you execute might change, but I'm not sure that's too much of a problem for the usual web pipeline use case.