386bsd:For a 386BSD system
aux31:a Mac running A/UX version 3.1
bsd386:For a BSD/386 system
bsd43:any generic 4.3BSD system
bsd44:For a 4.4BSD system
bsd44a:For a pre-release 4.4BSD system
decosf1:DEC Alpha AXP running OSF/1, versions 1.2, 1.3, 2.0, 3.0
dgux:for DG AViiON with DG/UX 5.4+
dynix:any Sequent Running Dynix 3.0.x
dynix32:any Sequent Running Dynix 3.2.x
freebsd20:For a FreeBSD-2.0 (4.4BSD) system
hpux7:any hp9000 running hpux version 7 or earlier
hpux8:any hp9000 running hpux version 8 (may work with 9)
hpux9:any hp9000 running hpux version 9
mtxinu:any VAX Running Mt. Xinu MORE/bsd
ncr3000:For NCR 3000 series systems Release 2.00.02 and above -
netbsd:For a NetBSD-current system
netbsd08:For a NetBSD system
netbsd10:For a NetBSD-1.0 (4.4BSD) system
osmp41a:any Solbourne running OS/MP 4.1A
sunos4:any Sun running SunOS version 4.x
sunos4mp:any multi-processor Sun running SunOS versions 4.1.2 or 4.1.3
sunos5:Any Sun running SunOS 5.x (Solaris 2.x)
sunos54:Any Sun running SunOS 5.4 (Solaris 2.4) and later ?.
svr4:For Intel based System V Release 4
svr42:For Intel based System V Release 4.2 (DESTINY)
ultrix4:any DEC running ULTRIX V4.2 or later
umax:Encore Multimax running any release of UMAX 4.3
utek:Tektronics 43xx running UTek 4.1
