Function SteamAPI_ISteamUGC_GetQueryUGCPreviewURL 

pub unsafe extern "C" fn SteamAPI_ISteamUGC_GetQueryUGCPreviewURL(
    self_: *mut ISteamUGC,
    handle: UGCQueryHandle_t,
    index: uint32,
    pchURL: *mut c_char,
    cchURLSize: uint32,
) -> bool