Rémi Bernon (@rbernon) commented about include/winternl.h:
UINT64 InheritedFromUniqueProcessId;
} PROCESS_BASIC_INFORMATION64;
-#define PROCESS_PRIOCLASS_IDLE 1 -#define PROCESS_PRIOCLASS_NORMAL 2 -#define PROCESS_PRIOCLASS_HIGH 3 -#define PROCESS_PRIOCLASS_REALTIME 4 -#define PROCESS_PRIOCLASS_BELOW_NORMAL 5 -#define PROCESS_PRIOCLASS_ABOVE_NORMAL 6 +#define PROCESS_PRIORITY_CLASS_UNKNOWN 0 +#define PROCESS_PRIORITY_CLASS_IDLE 1 +#define PROCESS_PRIORITY_CLASS_NORMAL 2 +#define PROCESS_PRIORITY_CLASS_HIGH 3 +#define PROCESS_PRIORITY_CLASS_REALTIME 4 +#define PROCESS_PRIORITY_CLASS_BELOW_NORMAL 5 +#define PROCESS_PRIORITY_CLASS_ABOVE_NORMAL 6
I haven't found neither the PROCESS_PRIOCLASS nor the PROCESS_PRIORITY_CLASS constants in the SDK headers, where are you seeing them?