Function steamworks_sys::SteamAPI_ISteamUGC_AddItemPreviewFile

pub unsafe extern "C" fn SteamAPI_ISteamUGC_AddItemPreviewFile(
    self_: *mut ISteamUGC, 
    handle: UGCUpdateHandle_t, 
    pszPreviewFile: *const c_char, 
    type_: EItemPreviewType
) -> bool