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tcp.7: Note that MSG_PEEK can be used on out-of-band data 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2008-12-01 10:07:38 -05:00
parent d888f6a3a6
commit de092003b7
1 changed files with 5 additions and 0 deletions
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man7/tcp.7
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@ -970,6 +970,11 @@ This violates RFC\ 1122, but is
required for interoperability with other stacks.
It can be changed via
.IR /proc/sys/net/ipv4/tcp_stdurg .
It is possible to peek at out-of-band data using the
.IR recv (2)
.B MSG_PEEK
flag.
.SS Ioctls
These following
.BR ioctl (2)