Function            isWhoa - is WHOA!.COM by Brad Crandall installed

  Syntax              boolean isWhoa(void);

  Prototype in        doshk.h

  Remarks             checks if WHOA!.COM is installed (system slow-down
                      utility by Brad Crandall).

  Return value        returns TRUE if WHOA!.COM is installed, FALSE
                      otherwise.

  See also            setWhoa(), uninstallWhoa()

  Example             #include <doshk.h>

                      main()
                      {
                           printf("Whoa! is ");
                           if (! isWhoa())
                                printf("not ");
                           printf("installed\n");
                      }