Function winapi::um::wincrypt::CryptEnumProviderTypesW

pub unsafe extern "system" fn CryptEnumProviderTypesW(
    dwIndex: DWORD, 
    pdwReserved: *mut DWORD, 
    dwFlags: DWORD, 
    pdwProvType: *mut DWORD, 
    szTypeName: LPWSTR, 
    pcbTypeName: *mut DWORD
) -> BOOL