/* If no dev_part_str, use bootdevice environment variable */
if (!dev_part_str || !strlen(dev_part_str) ||
!strcmp(dev_part_str, "-"))
- dev_part_str = getenv("bootdevice");
+ dev_part_str = env_get("bootdevice");
/* If still no dev_part_str, it's an error */
if (!dev_part_str) {