# 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
# for you by the OS-specific configuration. If Exim compiles without any
# problems, you probably do not have to worry about the DBM library. If you
# do want or need to change it, you should first read the discussion in the
-# file doc/dbm.discuss.txt, which also contains instructions for testing Exim's
-# interface to the DBM library.
+# file doc/doc-txt/dbm.discuss.txt, which also contains instructions for testing
+# Exim's interface to the DBM library.
# In Local/Makefiles blank lines and lines starting with # are ignored. It is
# also permitted to use the # character to add a comment to a setting, for