SYMBOL_OPTIONAL 124 scripts/kconfig/gconf.c if (val & SYMBOL_OPTIONAL) SYMBOL_OPTIONAL 156 scripts/kconfig/lkc.h return sym->flags & SYMBOL_OPTIONAL ? true : false; SYMBOL_OPTIONAL 145 scripts/kconfig/zconf.y sym->flags |= SYMBOL_OPTIONAL; SYMBOL_OPTIONAL 159 scripts/kconfig/zconf.y sym->flags |= SYMBOL_OPTIONAL; SYMBOL_OPTIONAL 295 scripts/kconfig/zconf.y current_entry->sym->flags |= SYMBOL_OPTIONAL;