Sendmail, 3rd Edition

Chapter 22

Section 22.1.1.1	It is now possible to copy values from one class to another (V8.10 and later).
Section 22.1.3	You can declare class values by specifying and using database maps (V8.10 and later).
Section 7.5.1	The $={Accept} class defines the possible acceptance strings from the access database (V8.10 and later).
Section 7.5.6	The $={SpamTag} class holds the strings SPAMFRIEND and SPAMHATER for use with the delay_checks feature (V8.12 and later).
$=b	The $=b class holds the MIME types for no NL to CR-LF translation (V8.10 and later).
$={checkMIMEFieldHeaders}	The $={checkMIMEFieldHeaders} class holds the MIME headers for maximum parameter length (V8.10 and later).
$={checkMIMEHeaders}	The $={checkMIMEHeaders} class holds the MIME headers for maximum length (V8.10 and later).
$={checkMIMETextHeaders}	The $={checkMIMETextHeaders} class holds the MIME headers for maximum arbitrary length (V8.10 and later).
$={persistentMacros}	The $={persistentMacros} class holds sendmail macros that must be preserved across queue runs (V8.10 and later).