upstream commit 9c49fee5e7ac0ca8bc4ec1c3738ca0d83df65852
upstream commit 1931d3cb20a00da732c5210b123656632982fde0
also start prefering NtDll API. so far: * NtQueryInformationFile * NtClose adds a performance workaround for windows unicode conversion. but that should probably be removed before merging