Installer Detection - Managed

Section 3.1.3: For authenticated RPC, the client in Windows XP and all subsequent versions of Windows, according to the applicability list at the beginning of this section, passes RPC_C_AUTHN_GSS_NEGOTIATE and RPC_C_AUTHN_LEVEL_PKT_PRIVACY. The client in Windows 2000 Server operating system passes RPC_C_AUTHN_GSS_NEGOTIATE only to RPC. ................
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