This section lists the minimal operating system requirements for each Unix system.
platform OS level sparc-sun-solaris2 Solaris 2.x sparc-sun-sunos4.1.3 SunOS 4.1.x mips-dec-ultrix Ultrix 4.2 rs6000-ibm-aix AIX 3.2 mips-sgi-irix4 Irix 4.x m68k-hp-hpux HP/UX 8.x hppa1.1-hp-hpux HP/UX 8.x i386-sysv4.2 UnixWare SysVr4.2, version 1.1.1 alpha-dec-osf1.3 OSF/1 1.3