Function winapi::um::winhttp::WinHttpOpenRequest

pub unsafe extern "system" fn WinHttpOpenRequest(
    hConnect: HINTERNET, 
    pwszVerb: LPCWSTR, 
    pwszObjectName: LPCWSTR, 
    pwszVersion: LPCWSTR, 
    pwszReferrer: LPCWSTR, 
    ppwszAcceptTypes: *mut LPCWSTR, 
    dwFlags: DWORD
) -> HINTERNET