KnowraPOSIXLinked fromLinked fromThe 5 pages that link to POSIX, each with the reason it gives.All 5Related 4Compared with 1UnixRelated: POSIX codifies interfaces that let programs work across many Unix systems.System callRelated: POSIX specifies many interfaces that implementations expose through system calls or library wrappers.Software portabilityRelated: POSIX gives software a common interface across conforming Unix-like systems.Unix-likeRelated: POSIX codifies interfaces commonly implemented by Unix-like systems, though not every such system conforms fully.