pub unsafe extern "system" fn FwpmProviderContextGetByKey1(
    enginehandle: HANDLE,
    key: *const GUID,
    providercontext: *mut *mut FWPM_PROVIDER_CONTEXT1
) -> u32
Expand description

Required features: "Win32_NetworkManagement_WindowsFilteringPlatform", "Win32_Foundation", "Win32_Security"