1. Sure (if you didn’t need incremental builds, why bother with make at all? Just use sh.) 2. It doesn’t, it’s programmers job to make an effort to append a f

1. Sure (if you didn’t need incremental builds, why bother with make at all? Just use sh.) 2. It doesn’t, it’s programmers job to make an effort to append a file name to a single line in a single file. 3. It’s portable in the same way autotools are portable, which means you can make it work with relative ease.