The Sad History of the Microsoft POSIX SubsystemWhen Windows NT was first being developed, one of the goals was to make the kernel separate from the programming interface. NT was originally intended to be the successor to OS/2 but Microsoft also wanted to include compatibility to run Windows 3.x applications and to meet 1980s era DoD Orange Book and FIPS specifications to sell to the defense market. As a result, Windows NT was developed as a m
