TEE(1)
NAME
tee − pipe fitting
SYNOPSIS
tee [ -i ] [ -a ] [ -u ] [ file ... ]
DESCRIPTION
Tee transcribes the standard input to the standard output and makes copies in the files. The options are
-i Ignore interrupts.
-a Append the output to the files rather than rewriting them.
-u Unbuffered: write the output one character at a time.
Plan 9 — January 03, 1993