Function WinHttpQueryHeaders
pub unsafe fn WinHttpQueryHeaders<P2>(
hrequest: *mut c_void,
dwinfolevel: u32,
pwszname: P2,
lpbuffer: Option<*mut c_void>,
lpdwbufferlength: *mut u32,
lpdwindex: *mut u32,
) -> Result<()>where
P2: Param<PCWSTR>,