4659. [bug] Remove spurious log message about lmdb-mapsize

                        not being supported when parsing builtin
                        configuration file. [RT #45618]

CHANGES

+4659.   [bug]           Remove spurious log message about lmdb-mapsize
+			not being supported when parsing builtin
+			configuration file. [RT #45618]
+
 4658.	[bug]		Clean up build directory created by "setup.py install"
 			immediately.  [RT #45628]
 

bin/named/config.c

@@ -176,7 +176,13 @@ options {\n\
 	zero-no-soa-ttl-cache no;\n\
 	nsec3-test-zone no;\n\
 	allow-new-zones no;\n\
+"
+#ifdef HAVE_LMDB
+"\
 	lmdb-mapsize 32M;\n\
+"
+#endif
+"\
 	fetches-per-server 0;\n\
 	require-server-cookie no;\n\
 	v6-bias 50;\n\