expr_print
expr_print(e->left.expr, fn, data, E_NOT);
expr_print(e->left.expr, fn, data, E_OR);
expr_print(e->right.expr, fn, data, E_OR);
expr_print(e->left.expr, fn, data, E_AND);
expr_print(e->right.expr, fn, data, E_AND);
expr_print(e, expr_print_file_helper, out, E_NONE);
expr_print(e, expr_print_gstr_helper, gs, E_NONE);
expr_print(e, fn, data, E_NONE);
void expr_print(const struct expr *e,
expr_print(_menu->prompt->visible.expr,
expr_print(sym->rev_dep.expr, expr_print_help, &stream, E_NONE);
expr_print(prop->expr, expr_print_help,
expr_print(prop->visible.expr, expr_print_help,