[MSDN Library June 1998] POSIX Subsystem (100%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT 3.51 Resource Kit > Windows NT Resource Kit Volume 1: Resource Guide > Windows NT Architecture > Environment Subsystems

[MSDN Library June 1998] POSIX Subsystem (74.8161764705882%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Workstation 4.0 Resource Kit > Chapter 5 - Windows NT 4.0 Workstation Architecture > Environment Subsystems

[MSDN Library June 1998] POSIX Utilities (39.1982323232323%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Resource Kit - Supplement 2 > Utilities

[MSDN Library June 1998] POSIX Compatibility (37.7075501253133%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT 3.51 Resource Kit > Windows NT Resource Kit Volume 1: Resource Guide

[MSDN Library June 1998] POSIX Compliance (35.0595238095238%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Workstation 4.0 Resource Kit > Chapter 18 - Choosing a File System > Comparing FAT and NTFS File Systems