V4/man/man1/exit.1

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.th EXIT I 3/15/72
.sh NAME
exit  \*-  terminate command file
.sh SYNOPSIS
.bd exit
.sh DESCRIPTION
.it Exit
performs a
.bd seek
to the end of its standard input file.
Thus, if it is invoked inside
a file of commands, upon return from
.bd exit
the shell will
discover an end-of-file and terminate.
.sh "SEE ALSO"
if(I), goto(I), sh(I)
.sh BUGS