TUNABLE_STR
TUNABLE_STR("hw.am335x_pmic.vo", am335x_pmic_vo, sizeof(am335x_pmic_vo));
TUNABLE_STR("hw.acpi.osname", acpi_osname, sizeof(acpi_osname));
TUNABLE_STR("hw.acpi.install_interface", acpi_install_interface,
TUNABLE_STR("hw.acpi.remove_interface", acpi_remove_interface,
TUNABLE_STR(PMC_SYSCTL_NAME_PREFIX "debugflags", pmc_debugstr,
TUNABLE_STR("hw.lio.fw_type", fw_type, sizeof(fw_type));
TUNABLE_STR("kern.geom.uzip.noattach_to", g_uzip_noattach_to,
TUNABLE_STR("kern.geom.uzip.attach_to", g_uzip_attach_to,
TUNABLE_STR("kern.corefile", corefilename, sizeof(corefilename));
TUNABLE_STR("kern.eventtimer.timer", timername, sizeof(timername));
TUNABLE_STR("module_path", linker_path, sizeof(linker_path));
TUNABLE_STR("vm.memguard.desc", vm_memguard_desc, sizeof(vm_memguard_desc));