# File lib/chef/win32/security.rb, line 336 def self.lookup_privilege_value(system_name, name) luid = FFI::Buffer.new(:uint64).write_uint64(0) system_name = system_name.to_wstring if system_name unless LookupPrivilegeValueW(system_name, name.to_wstring, luid) Win32::Error.raise! end luid.read_uint64 end