-- v4: server: Check for zero access in alloc_handle(). shell32: Don't open reg keys with zero access mask. wbemprox: Don't open reg keys with zero access mask. quartz: Don't open reg keys with zero access mask. devenum: Don't open reg keys with zero access mask. setupapi: Don't open reg keys with zero access mask. kernel32: Don't open reg keys with zero access mask. httpapi: Don't open files with zero access. server: Skip inaccessible threads in (get_next_thread). ntoskrnl.exe/tests: Open directory object with nonzero access in test_permanent().