sys-quit(2) - Unix First Edition Manual Page
11/3/71SYS_QUIT (II)

NAME quit -- turn off quit signal
SYNOPSIS sys quit; flag / quit = 26.
DESCRIPTION When flag is 0, this call disables quit signals from the typewriter(ASCII FS). When flag is 1, quits are re--enabled, and cause execution

to cease and a core image to be produced. When flag is an address inthe program, a quit causes control to be sent to that address.

Quits should be turned off only with due consideration.
SEE_ALSO sys intr turns off interrupts
OWNER ken, dmr