LdrUnloadDll - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
#ifndef _NTLDR_H
#if (PHNT_MODE != PHNT_MODE_KERNEL)

/**
 * The LdrUnloadDll routine unloads the specified DLL from the address space of the calling process.
 *
 * \param DllHandle A handle to the DLL module to unload, as returned by LdrLoadDll.
 * \return NTSTATUS Successful or errant status.
 * \sa https://learn.microsoft.com/en-us/windows/win32/api/libloaderapi/nf-libloaderapi-freelibrary
 */
NTSYSAPI
NTSTATUS
NTAPI
LdrUnloadDll(
    _In_ PVOID DllHandle
    );

#endif
#endif

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NTinternals.net (undocumented.ntinternals.net)

ModuleHandle

In fact, ModuleHandle is virtual address of loaded module, not a typical HANDLE to object.

See also

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