16FA00DX5945 INT 16 U - PC Tools v8+ VSAFE, VWATCH - INSTALLATION CHECK
16FA01DX5945 INT 16 U - PC Tools v8+ VSAFE, VWATCH - UNINSTALL
16FA02DX5945 INT 16 U - PC Tools v8+ VSAFE, VWATCH - GET/SET OPTIONS
16FA03DX5945 INT 16 U - PC Tools v8+ VSAFE, VWATCH - GET ???
16FA04DX5945 INT 16 U - PC Tools v8+ VSAFE - GET HOTKEY DISABLE FLAG
16FA05DX5945 INT 16 U - PC Tools v8+ VSAFE - SET HOTKEY DISABLE FLAG
16FA06DX5945 INT 16 U - PC Tools v8+ VSAFE, VWATCH - GET NETWORK DRIVES TEST FLAG
16FA07DX5945 INT 16 U - PC Tools v8+ VSAFE, VWATCH - SET NETWORK DRIVES TEST FLAG
16FA08DX5945 INT 16 U - PC Tools v9+ VWATCH v2.1 - ???