winapi::um::winbase

Function GetFirmwareEnvironmentVariableExA

Source 
pub unsafe extern "system" fn GetFirmwareEnvironmentVariableExA(
    lpName: LPCSTR,
    lpGuid: LPCSTR,
    pBuffer: PVOID,
    nSize: DWORD,
    pdwAttribubutes: PDWORD,
) -> DWORD