sym_calc_choice
def_sym = sym_calc_choice(menu);
struct symbol *def_sym = sym_calc_choice(menu);
struct symbol *sym_calc_choice(struct menu *choice);
struct symbol *def_sym = sym_calc_choice(menu);
active = sym_calc_choice(menu);
if (child->sym == sym_calc_choice(menu))
active = sym_calc_choice(menu);
if (child->sym == sym_calc_choice(menu))
struct symbol *def_sym = sym_calc_choice(menu);
sym = sym_calc_choice(menu);
sym_calc_choice(menu);
sym_calc_choice(choice_menu);