This command deals with shell $PATH variables. It can find a program
through one or more filenames given by one or more str arguments.
It prints the absolute filesystem path to the program displayed on
"stdout" plus an exit code of 0 if it was really found.
The following command line options are available.
Supress output. Useful to only test whether a program exists with the
help of the return code.
Transform a forward path to a subdirectory into a reverse path.
Output the directory name of str.
Output the base name of str.
Enable advanced magic search for ""perl"`` and ''"cpp"".