.TH FLUSH 3F "19 January 1983" .SH NAME flush \- flush output to a logical unit .SH SYNOPSIS .B subroutine flush (lunit) .SH DESCRIPTION .I Flush causes the contents of the buffer for logical unit .I lunit to be flushed to the associated file. This is most useful for logical units 0 and 6 when they are both associated with the control terminal. .SH FILES .ie \nM /usr/ucb/lib/libI77.a .el /usr/lib/libI77.a .SH "SEE ALSO" fclose(3)