Don't lock the database when dbck is running in read-only mode.

ChangeLog

+1999-05-21  Per Cederqvist  <ceder@paragon.signum.se>
+
+	Don't lock the database when dbck is running in read-only mode.
+	* src/server/dbck.c (iflag): Now static.
+	(rflag): Now static.
+	(gflag): Now static.
+	(sflag): Now static.
+	(force_output): Now static.
+	(unset_change_name_is_error): Now static.
+	(dump_text_numbers): Now static.
+	(main): Only lock the database when dbck might want to change it.
+	Added a missing break statement.  Mark the database as modified if
+	any of --pres-pres-conf, --conf-pres-conf, --motd-conf,
+	--motd-of-kom or --kom-news-conf is used.
+
 1999-05-21  David Byers  <davby@ida.liu.se>
 
 	* src/server/testsuite/Makefile.am (EXTRA_DIST): Added null.exp