(f) If the make fails then you'll have to personalize the Makefile
for your site or possibly modify the distribution in other ways.
First check the file "porting.notes" to see if there are hints
for compiling on your system. Then look at the porting Web page
described later in this file. If you need to modify Makefile, there
are comments at the beginning of it that describe the things you
might want to change and how to change them.