Sendmail, 3rd Edition

Chapter 11

Section 11.2.1	The queue identifier has undergone a total redesign (V8.10 and later).
Section 11.3	Use of multiple queue directories is now possible (V8.10 and later).
Section 11.3.2	The qf, df, and xf files can now reside in separate directories (V8.10 and later).
Section 11.4	You can now group queues according to selected criteria (queue groups), and process each group with custom settings (V8.12 and later).
Section 11.6.2	The -bP sendmail command-line switch can be used to print the total number of messages in the queue or queues (V8.12 and later).
Section 11.8.2.4	You can prefix I, S, or R specifications to -q with an ! character, which instructs sendmail to invert the logic of that particular test (V8.12 and later).
A line	An A line has been added to the qf file to list the AUTH= parameter (V8.10 and later).
d line	A d line has been added to the qf file to list df file’s directory (V8.12 and later).
r line	An r line has been added to the qf file to list the original recipient (V8.12 and later).