STREAMS ioctl compatibility table

Name of Interface	Legacy compatibility				UDK compatibility
	Compiled using SCO OpenServer DevSys		Compiled using SCO UnixWare 2.1.X SDK		Compiled using UnixWare 7 UDK
	Library Name	Works on UnixWare 7?	Library Name	Works on UnixWare 7?	Library Name	Works on SCO OpenServer?	Works on SCO UnixWare 2.1.X?
I_ATMARK	libc	Yes	libc	Yes	libc	Yes	Yes
I_CANPUT	libc	Yes	libc	Yes	libc	Yes	Yes
I_CKBAND	libc	Yes	libc	Yes	libc	Yes	Yes
I_FDINSERT	libc	Yes	libc	Yes	libc	Yes	Yes
I_FIND	libc	Yes	libc	Yes	libc	Yes	Yes
I_FLUSH	libc	Yes	libc	Yes	libc	Yes	Yes
I_FLUSHBAND	libc	Yes	libc	Yes	libc	Yes	Yes
I_GETBAND	libc	Yes	libc	Yes	libc	Yes	Yes
I_GETCLTIME	libc	Yes	libc	Yes	libc	Yes; notes.	Yes
I_GETSIG	libc	Yes	libc	Yes	libc	Yes	Yes
I_GRDOPT	libc	Yes	libc	Yes	libc	Yes	Yes
I_GWROPT	libc	Yes	libc	Yes	libc	Yes	Yes
I_LINK	libc	Yes	libc	Yes	libc	Yes	Yes
I_LIST	libc	Yes	libc	Yes	libc	Yes	Yes
I_LOOK	libc	Yes	libc	Yes	libc	Yes	Yes
I_NREAD	libc	Yes	libc	Yes	libc	Yes	Yes
I_PEEK	libc	Yes	libc	Yes	libc	Yes	Yes
I_PLINK	libc	Yes	libc	Yes	libc	Yes	Yes
I_POP	libc	Yes	libc	Yes	libc	Yes	Yes
I_PUNLINK	libc	Yes	libc	Yes	libc	Yes	Yes
I_PUSH	libc	Yes	libc	Yes	libc	Yes	Yes
I_RECVFD	libc	Yes	libc	Yes	libc	Yes; notes.	Yes; notes.
I_SENDFD	libc	Yes	libc	Yes	libc	Yes	Yes
I_SETCLTIME	libc	Yes	libc	Yes	libc	Yes	Yes
I_SETSIG	libc	Yes	libc	Yes	libc	Yes; notes.	Yes; notes.
I_SRDOPT	libc	Yes	libc	Yes	libc	Yes	Yes
I_STR	libc	Yes	libc	Yes	libc	Yes	Yes
I_SWROPT	libc	Yes	libc	Yes	libc	Yes	Yes
I_S_RECVFD	--	--	libc	Yes	libc	Yes; notes.	Yes
I_UNLINK	libc	Yes	libc	Yes	libc	Yes	Yes

``Compatibility Table Legend''