exit--3tcl

_Exit (2)            - terminate the current process
_exit (2)            - terminate the current process
atexit (3)           - register a function to be called at normal program termination
exit (2)             - terminate the current process
exit (3)             - cause normal program termination
exit_group (2) [undocumented] - undocumented system calls
on_exit (3)          - register a function to be called at normal program termination
Tk::exit (3pm)       - End the application