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-.TH TEE 2 2009-09-15 "Linux" "Linux Programmer's Manual"
+.TH TEE 2 2012-05-04 "Linux" "Linux Programmer's Manual"
.SH NAME
tee \- duplicating pipe content
.SH SYNOPSIS
.SH VERSIONS
The
.BR tee ()
-system call first appeared in Linux 2.6.17.
-.SH "CONFORMING TO"
+system call first appeared in Linux 2.6.17;
+library support was added to glibc in version 2.5.
+.SH CONFORMING TO
This system call is Linux-specific.
.SH NOTES
Conceptually,