gppfile(sesskey, "BellWaveFile", &cfg->bell_wavefile);
gppi(sesskey, "BellOverload", 1, &cfg->bellovl);
gppi(sesskey, "BellOverloadN", 5, &cfg->bellovl_n);
gppfile(sesskey, "BellWaveFile", &cfg->bell_wavefile);
gppi(sesskey, "BellOverload", 1, &cfg->bellovl);
gppi(sesskey, "BellOverloadN", 5, &cfg->bellovl_n);