Зачем нужен параметр lpClass в функции RegCreateKeyEx?

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????? ???????????, ??? ???? ??? ???????? ???? ? ??????? ? ??????? ??????? RegCreateKeyEx ????????? ????????: «? ????? ????? ???????? lpClass ? ??? ?? ?????????»

lpClass [in, optional]

The user-defined class type of this key. This parameter may be ignored. This parameter can be NULL.

MSDN, ? ????? ??, ?? ???? ??????? ?????? ?? ???? ??????. ????? ????????, ??? ?????? ?? ???? ?????? ?? ????? ?????, ??????? ? ???????? ????????????, ?????????????? ?? ????????????? ???????, ? ??? ???????????????. :-) ?????? ?? ?????? ???. ???, ??????????, ????? ????? ???????????????? ????? ?? ???? ?????????? ? ??? ??? ???????????. ?? ??? ?? ????? ?? ????????? ???????, ??? ???? ??? ??????????? ??????????????? ??????????. ????? ????, ????????? ?????? ?????????? ? ??????? Raymond Chen ????? ?? ??????, ????? ??? ???? ?????. ???????????? ??????? - ?????? ??????? ????????????, ???? ??????? ??????????? ????, ???? ???????????? ???????. ?, ??????? ??, ???? ??? ???????? ?? ?????? ?????. :-)

??? ????? ?? ???????????????? ?????????? ?? ???? ?????????? ??????? ???? ???????? ????????? ??? ???????? ????? ?????? ??????, ??????? ????? ????????? ? ???? ??????, ???? ??? ?? ????? ??????. ??? ?????? ????? ???? ????????? ? ??????? ??????? RegQueryInfoKey. ???.

Cross-posted from blog.not-a-kernel-guy.com.