addToList(MimeTypeElement **typelist, PluginInstance *This)
addToList(MimeTypeElement **typelist, NPMIMEType type)
addToList(MimeTypeElement **typelist, PluginInstance *This){    if (This && This->type && !isExist(typelist, This->type))    {        MimeTypeElement *ele;        if ((ele = (MimeTypeElement *) NPN_MemAlloc(sizeof(MimeTypeElement))))        {            ele->pinst = This;            ele->next = *typelist;            *typelist = ele;            return(TRUE);        }    }    return(FALSE);}