PFN_D3D12_CREATE_DEVICE

Undocumented in source but is binding to Windows. You might be able to learn more by searching the web for its name.
extern (Windows)
alias PFN_D3D12_CREATE_DEVICE = HRESULT function
(
IUnknown pAdapter
,
D3D_FEATURE_LEVEL MinimumFeatureLevel
,
REFIID riid
,)

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