2.15.1 Major differences between Mailutils MH and other MH implementations

  1. All programs use usual GNU long options. The support for MH single-dash options is provided for backward compatibility;
  2. UUCP addresses are not supported;
  3. Mailutils supports a set of new format specifications (see section New and Differing MH Format Specifications);
  4. Mailutils provides a set of new profile variables (see section New MH Profile Variables);
  5. Several programs behave differently (see section Differences in MH Program Behavior);