Generate a profile information file (gmon.out) by compiling and
linking the program with gcc -pg option.  Tree gives you an option
of running it (or you can run it yourself).  Tree then processes
the output to make a calling tree (of sorts)

Installation:
Just unzip to your folder of choice.
This program doesn't create any registry entries or
mess with your system in any other way.
To uninstall, just delete all the files.
