/* restores serconf.pan defaults */
_defscnf()
{
        setvar("_plstvar", _gplst(numstr(getconfdef("PLOT_STYLE"))));
        setvar("_dbufsz",  castint(getconfdef("BUFSIZE")));
        setvar("_dtypvar", _gdtyp(numstr(getconfdef("DATA_TYPE"))));
        setvar("_dlnwid",  getconfdef("LINEWIDTH"));
        setvar("_dsymsz",  getconfdef("SYMBOL_SIZE"));
        setvar("_dyunit",  _getdvunits);
        setvar("_dxunit",  _getdhunits);
        setvar("_dhucnv",  castint(getconfdef("units_convert_hunits")));

        setvar("_sbuftype", castint(getconfdef("fit_memory")) > 0);
}