Why would it be a "feature" to write non-portable programs that only compile on some but not all UNIX-like operating systems. Because you want features that re

Why would it be a "feature" to write non-portable programs that only compile on some but not all UNIX-like operating systems. Because you want features that require platform-specific APIs and two Unix-like systems (Linux and Darwin) have 99.9% of the marketshare among your audience? With this attitude Docker wouldn't have happened, because we'd still be bickering about a standardized API for container primitives, because someone wants to run containers on the Lites kernel on a PA-RISC machine.