Apollo Domain OS
Apple A/UX 0.7
Apple A/UX 3.1
AT&T 3b1 / 7300 Unix
AT&T 3b2 Unix
Atari ASV
Coherent 3.0
DEC Tru64 5
DEC Unix 4.0
Dell Unix 2.2
DG/UX 4.20
HP HP-UX 11.11
IBM AIX 1.3 PS/2
IBM AIX 3.2.5
IBM AIX 4.1.5
IBM XENIX 1.0
ISC Interactive Unix 2.2
ISC Interactive Unix 3.0
Microport 3.2.2
Microsoft XENIX 1.0
MIPS RISC/os
NeXTSTEP 3.3
OpenStep 4.2
Quantum QNX 1.2
Quantum QNX 2.15
Quantum QNX 4.25
SCO OpenServer 5.0.6e
SCO OpenServer 5.0.7
SCO Openserver 6
SCO UnixWare 7.1.4+
SCO Xenix 86 2.1.3
SCO Xenix 386 2.3.4
Siemens Nixdorf SINIX-N
Siemens Nixdorf SINIX-Z
Sun Solaris 11
Sun SunOS 2.0
Sun SunOS 4.1.4
SunSoft Interactive Unix 4.1
Syllable Desktop 0.6.6
UniSoft UniPlus
USL UnixWare 1.0
VenturCom Venix 2
VxWorks BSP
Wyse Unix 3.2.1
Xinuos UnixWare 7D2M1