V7M/man/man2/exit.2

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.TH EXIT 2 
.SH NAME
exit \- terminate process
.SH SYNOPSIS
.B exit(status)
.br
.B int status;
.PP
.B _exit(status)
.br
.B int status;
.SH DESCRIPTION
.I Exit
is the normal means of terminating a process.
.I Exit
closes all the process's files and notifies the parent process
if it is executing a
.IR wait .
The low-order 8 bits of 
.I status
are available to the parent process.
.PP
This call can never return.
.PP
The C function
.I exit
may cause cleanup actions before the
final `sys exit'.
The function
.I _exit
circumvents all cleanup.
.SH "SEE ALSO"
wait(2)
.SH ASSEMBLER
(exit = 1.)
.br
(status in r0)
.br
.B sys exit