PLSA_CALL_PACKAGEEX

Undocumented in source but is binding to Windows. You might be able to learn more by searching the web for its name.
version(Windows)
extern (Windows)
alias PLSA_CALL_PACKAGEEX = NTSTATUS function(PUNICODE_STRING, PVOID, PVOID, ULONG, PVOID*, PULONG, PNTSTATUS)

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