2009-03-16 10:34ZCanvas 1Layer 1Linux2.0 to 2.6.x19691971 to 19731974 to 19751978197919801981198219831984198519861987198819891990Linux0.0.119911992199319941995199619971998199920002001 to 20042006 to 2008200519691971 to 19731974 to 1975197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001 to 20042006 to 20082005Linux0.95 to 1.2.xMinix1.xUnix TSS 1 to 4UnicsPWB/UnixUnix TSS5 to 6Unix TSS7Unix TSS8Unix TSS (Time Sharing System)9 to 10BSD1.0 to 2.0Unix 32vBSD3.0 to 4.1Sun OS1 to 1.1BSD4.4 to 4.4 lite 2Sun OS4AIX1.0System IIISystem VR1 to R2System VR3NEXTSTEP/OPENSTEP1.0 to 4.0BSD NET/2386BSDHP/UX1.0 to 1.2HP/UX6 to 11HP/UX11i to 11i v3AIX3.x to 6.xSolaris2.1 to 10Open Solaris2008.05Free BSD1.0 to 2.2.xMac OS X10.0 to 10.5Mac OS X ServerFree BSD3.0 to 3.2Free BSD3.3 to 7.0Net BSD1.1 to 1.2Net BSD0.8 to 1.0OpenBSD1.0 to 2.2OpenBSD2.3 to 4.xNet BSD1.3 to 4.xSystem VR4HP/UX2.0 to 3.0Unixware1.x to 2.xSun OS1.2 to 3.0Open SourceMixed/Shared SourceClosed SourceOpenServer 6.0OpenServer5.0 to 5.0.4SCO XenixW386SCO XenixW286SCO Unix3.2.4SCO XenixXenix1.0 to 2.3Xenix3.0BSD4.2BSD4.3Unixware7.xOpenServer5.0.5 to 5.0.7SCO XenixV386BSD 4.3 TahoeBSD 4.3 RenoNet BSD1.3Minix2.xMinix3.x