##################################################
# The Exim mail transport agent #
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-# Copyright (c) The Exim Maintainers 2022
+# Copyright (c) The Exim Maintainers 2022 - 2023
# SPDX-License-Identifier: GPL-2.0-or-later
# This is the template for Exim's main build-time configuration file. It
# they are correctly installed, via their compatibility interfaces. However,
# Exim can also be configured to use the native calls for Berkeley DB (obsolete
# versions 1.85, 2.x, 3.x, or the current 4.x version) and also for gdbm.
+# See definitions for DBMLIB below.
# For some operating systems, a default DBM library (other than ndbm) is
# selected by a setting in the OS-specific Makefile. Most modern OS now have
# Uncomment the following line to add queuefile transport support
# EXPERIMENTAL_QUEUEFILE=yes
+#
+# Uncomment the following line to add XCLIENT support
+# EXPERIMENTAL_XCLIENT=yes
###############################################################################
# THESE ARE THINGS YOU MIGHT WANT TO SPECIFY #
# understand these issues, go with the defaults, which are used by many sites.
+#------------------------------------------------------------------------------
+# Which DBM library to use. If you do not specify a specific here, you get
+# the platform default. Uncomment the pair of lines as preferred.
+# Note: when changing an installation from one DB type to another all the
+# hints-DB files, in spool/db, should be removed.
+
+# gdbm in native mode
+# USE_GDBM = yes
+# DBMLIB = -lgdbm
+
+# gdbm in Berkeley-DB compatibility mode
+# USE_NDBM = yes
+# DBMLIB = -lgdbm -lgdbm_compat
+
+# tdb
+# USE_TDB = yes
+# DBMLIB = -ltdb
+
+# Berkeley DB
+# USE_DB = yes
+# DBMLIB = -ldb
+
+
#------------------------------------------------------------------------------
# Although Exim is normally a setuid program, owned by root, it refuses to run
# local deliveries as root by default. There is a runtime option called