SetSystem Copyright © 1992 Sebastiano Vigna SetSystem is a very small and simple 2.04-only utility which forces the SYS_UserShell tag on each System() call. This means that every application will use your user shell (for instance, Bill Hawes's WShell) instead of the system shell. The SYS_UserShell tag has been provided in order to provide support for commercial shells. Unfortunately, many programmers are neglecting to pass the SYS_UserShell tag, even in the cases in which it is most obvious it would be useful. SetSystem can be used only from CLI. For instance, in your User-Startup you can insert Run >NIL: