Function db_get_variable

freebsd/ddb/db_variables.c:85–94

}

int
db_get_variable(db_expr_t *valuep)
{
	struct db_variable *vp;

	if (!db_find_variable(&vp))
		return (0);

	return (db_read_variable(vp, valuep));
}

int
db_set_variable(db_expr_t value)