This is a PPWIZARD command line switch. You can set up your own default switches in the "PPWIZARD_OPTIONS" environment variable.
You can determine if colors are used in displayed output. Useful if redirecting output to log files (or you just hate colors!).
If the "YesOrNo" parameter is not specified then it defaults to "Y", otherwise one of the following values is expected:
For colors to work the session must support ANSI color strings. OS/2 does this by default. NT does not seem to.