- implement LookupPrivilegeName
- correct LookupPrivilegeValue (had a buffer overrun and sometimes
  returned incorrect LUIDs for well-known values)
- make AllocateLocallyUniqueId less obviously incorrect
- add a bunch of test cases

include/winternl.h

diff --git a/include/winternl.h b/include/winternl.h
index f1f6c0b..0094bee 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -1238,6 +1238,40 @@
 #define DPFLTR_INFO_LEVEL      3
 #define DPFLTR_MASK    0x8000000
 
+/* Well-known LUID values */
+#define SE_MIN_WELL_KNOWN_PRIVILEGE       2L
+#define SE_CREATE_TOKEN_PRIVILEGE         2L
+#define SE_ASSIGNPRIMARYTOKEN_PRIVILEGE   3L
+#define SE_LOCK_MEMORY_PRIVILEGE          4L
+#define SE_INCREASE_QUOTA_PRIVILEGE       5L
+#define SE_UNSOLICITED_INPUT_PRIVILEGE    6L /* obsolete */
+#define SE_MACHINE_ACCOUNT_PRIVILEGE      6L
+#define SE_TCB_PRIVILEGE                  7L
+#define SE_SECURITY_PRIVILEGE             8L
+#define SE_TAKE_OWNERSHIP_PRIVILEGE       9L
+#define SE_LOAD_DRIVER_PRIVILEGE         10L
+#define SE_SYSTEM_PROFILE_PRIVILEGE      11L
+#define SE_SYSTEMTIME_PRIVILEGE          12L
+#define SE_PROF_SINGLE_PROCESS_PRIVILEGE 13L
+#define SE_INC_BASE_PRIORITY_PRIVILEGE   14L
+#define SE_CREATE_PAGEFILE_PRIVILEGE     15L
+#define SE_CREATE_PERMANENT_PRIVILEGE    16L
+#define SE_BACKUP_PRIVILEGE              17L
+#define SE_RESTORE_PRIVILEGE             18L
+#define SE_SHUTDOWN_PRIVILEGE            19L
+#define SE_DEBUG_PRIVILEGE               20L
+#define SE_AUDIT_PRIVILEGE               21L
+#define SE_SYSTEM_ENVIRONMENT_PRIVILEGE  22L
+#define SE_CHANGE_NOTIFY_PRIVILLEGE      23L
+#define SE_REMOTE_SHUTDOWN_PRIVILEGE     24L
+#define SE_UNDOCK_PRIVILEGE              25L
+#define SE_SYNC_AGENT_PRIVILEGE          26L
+#define SE_ENABLE_DELEGATION_PRIVILEGE   27L
+#define SE_MANAGE_VOLUME_PRIVILEGE       28L
+#define SE_IMPERSONATE_PRIVILEGE         29L
+#define SE_CREATE_GLOBAL_PRIVILEGE       30L
+#define SE_MAX_WELL_KNOWN_PRIVILEGE      SE_CREATE_GLOBAL_PRIVILEGE
+
 /***********************************************************************
  * Function declarations
  */
@@ -1268,6 +1302,7 @@
 NTSTATUS  WINAPI NtAdjustGroupsToken(HANDLE,BOOLEAN,PTOKEN_GROUPS,ULONG,PTOKEN_GROUPS,PULONG);
 NTSTATUS  WINAPI NtAdjustPrivilegesToken(HANDLE,BOOLEAN,PTOKEN_PRIVILEGES,DWORD,PTOKEN_PRIVILEGES,PDWORD);
 NTSTATUS  WINAPI NtAlertThread(HANDLE ThreadHandle);
+NTSTATUS  WINAPI NtAllocateLocallyUniqueId(PLUID lpLuid);
 NTSTATUS  WINAPI NtAllocateVirtualMemory(HANDLE,PVOID*,ULONG,ULONG*,ULONG,ULONG);
 NTSTATUS  WINAPI NtCancelIoFile(HANDLE,PIO_STATUS_BLOCK);
 NTSTATUS  WINAPI NtCancelTimer(HANDLE, BOOLEAN*);