/usr/share/sendmail/cf/debian/submit.mc is in sendmail-cf 8.15.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | divert(-1)dnl
#-----------------------------------------------------------------------------
# $Sendmail: submit.mc,v 8.15.2 2015-12-10 18:02:49 cowboy Exp $
#
# Copyright (c) 2000-2010 Richard Nelson. All Rights Reserved.
#
# cf/debian/submit.mc. Generated from submit.mc.in by configure.
#
# submit.mc prototype config file for building Sendmail 8.15.2
#
# Note: the .in file supports 8.7.6 - 9.0.0, but the generated
# file is customized to the version noted above.
#
# This file is used to configure Sendmail for use with Debian systems.
#
# If you modify this file, you will have to regenerate /etc/mail/submit.cf
# by running this file through the m4 preprocessor via one of the following:
# * make (or make -C /etc/mail)
# * sendmailconfig
# * m4 /etc/mail/submit.mc > /etc/mail/submit.cf
# The first two options are preferred as they will also update other files
# that depend upon the contents of this file.
#
# The best documentation for this .mc file is:
# /usr/share/doc/sendmail-doc/cf.README.gz
#
#-----------------------------------------------------------------------------
divert(0)dnl
#
# Copyright (c) 2000-2002 Richard Nelson. All Rights Reserved.
#
# This file is used to configure Sendmail for use with Debian systems.
#
define(`_USE_ETC_MAIL_')dnl
include(`/usr/share/sendmail/cf/m4/cf.m4')dnl
VERSIONID(`$Id: submit.mc, v 8.15.2-3 2015-12-10 18:02:49 cowboy Exp $')
OSTYPE(`debian')dnl
DOMAIN(`debian-msp')dnl
dnl #
dnl #---------------------------------------------------------------------
dnl # Masquerading information, if needed, should go here
dnl # You likely will not need this, as the MTA will do it
dnl #---------------------------------------------------------------------
dnl MASQUERADE_AS()dnl
dnl FEATURE(`masquerade_envelope')dnl
dnl #
dnl #---------------------------------------------------------------------
dnl # The real reason we're here: the FEATURE(msp)
dnl # NOTE WELL: MSA (587) should have M=Ea, so we need to use stock 25
dnl #---------------------------------------------------------------------
FEATURE(`msp', `[127.0.0.1]', `25')dnl
dnl #
dnl #---------------------------------------------------------------------
dnl # Some minor cleanup from FEATURE(msp)
dnl #---------------------------------------------------------------------
dnl #
dnl #---------------------------------------------------------------------
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