[This is preliminary documentation and subject to change.]
typedef enum HKEY { HKEY_CLASSES_ROOT = 0x80000000, HKEY_CURRENT_USER = 0x80000001, HKEY_LOCAL_MACHINE = 0x80000002, HKEY_USERS = 0x80000003, HKEY_PERFORMANCE_DATA = 0x80000004, HKEY_CURRENT_CONFIG = 0x80000005, HKEY_DYN_DATA = 0x80000006 } HKEY
See individual functions.