Function: quit
Class: gp
Section: programming/specific
C-Name: gp_quit
Prototype: vD0,L,
Help: quit({status = 0}): quit, return to the system with exit status
 'status'.
Doc: exits \kbd{gp} and return to the system with exit status
 \kbd{status}, a small integer. A nonzero exit status normally indicates
 abnormal termination. (Note: the system actually sees only
 \kbd{status} mod $256$, see your man pages for \kbd{exit(3)} or \kbd{wait(2)}).
