Lists the mc configuration macros in alphabetical order with references to the specific section where each is documented.
Appendix B
Lists the topics and features that are either new or have changed since the previous edition of the book, which covered V8.8 and earlier sendmail .
Appendix C
Lists the most common and some of the more obscure error messages in alphabetical order with references to the specific section where each is documented.
Appendix D
Shows how to use checkcompat ( ) to filter the message body and reject Subject : headers that have the high bit set.
Appendix E
Provides a guide to help the novice learn sendmail 's basics.