STREAMS uses the STREAMS IOCTL commands listed below. The command functions are documented in the streamio section of Further Readings on Streams, Reference 1.
Plumbing Commands:
·I_LINK
·I_PUSH
·I_UNLINK
Specialized Commands:
·I_FDINSERT
·I_STR
A special IOCTL command, DATAL_IBIND, is described in Section 31.7 of this specification.
STREAMS does not implement the stream head IOCTL commands listed below.
I_ATMARK (1)
I_GRDOPT
I_POP
I_CANPUT (1)
I_GETSIG
I_PUNLINK (1)
I_CKBAND (1)
I_GWROPT (1)
I_RECVFD
I_FIND
I_LIST (1)
I_SENDFD
I_FLUSH
I_LOOK
I_SETCLTIME (1)
I_FLUSHBAND (1)
I_NREAD
I_SETSIG
I_GETBAND (1)
I_PEEK
I_SRDOPT
I_GETCLTIME (1)
I_PLINK (1)
I_SWROPT (1
)
(1) New in UNIX SVR4