--- maildrop/bdbobj/configure.in
+++ maildrop/bdbobj/configure.in
@@ -23,15 +23,19 @@
 dnl Checks for libraries.
 
 saveLIBS="$LIBS"
-AC_CHECK_LIB(db, dbopen, [ LIBDB=-ldb ; LIBS="-ldb $LIBS" ],
-	AC_CHECK_LIB(db, db_open, [ LIBDB=-ldb ; LIBS="-ldb $LIBS"],
-	AC_CHECK_LIB(db, db_env_create, [ LIBDB=-ldb; LIBS="-ldb $LIBS"])
-	))
+for dbname in db-5.2 db-5.1 db-5.0 db-4.8 db-4.7 db-4.6 db-4.5 db-4.4 db-4.3 db-4.2 db4.2 db42 db-4.1 db4.1 db41 db-4.0 db4.0 db-4 db40 db4 db
+  do
+        AC_CHECK_LIB($dbname, db_create_4002, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ],
+          AC_CHECK_LIB($dbname, db_create_4001, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ],
+            AC_CHECK_LIB($dbname, db_create_4000, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ],
+              AC_CHECK_LIB($dbname, db_create, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ]))))
 
+  done
 FOUND_DB=0
-AC_CHECK_FUNC(dbopen, FOUND_DB=1)
-AC_CHECK_FUNC(db_open, FOUND_DB=1)
-AC_CHECK_FUNC(db_env_create, FOUND_DB=1)
+AC_CHECK_FUNC(db_create, FOUND_DB=1)
+AC_CHECK_FUNC(db_create_4002, FOUND_DB=1)
+AC_CHECK_FUNC(db_create_4001, FOUND_DB=1)
+AC_CHECK_FUNC(db_create_4000, FOUND_DB=1)
 
 LIBS="$saveLIBS"
 
--- maildrop/configure.in
+++ maildrop/configure.in
@@ -115,18 +115,21 @@
 	USE_GDBM=1
 	;;
 db)
-	AC_CHECK_LIB(db, dbopen, [ LIBDB=-ldb ; LIBS="-ldb $LIBS" ],
-		AC_CHECK_LIB(db, db_open, [ LIBDB=-ldb ; LIBS="-ldb $LIBS"],
-		AC_CHECK_LIB(db, db_env_create,
-					[ LIBDB=-ldb; LIBS="-ldb $LIBS"])
-		))
-
-	AC_CHECK_FUNC(dbopen, HAVE_BDB=1)
-	AC_CHECK_FUNC(db_open, HAVE_BDB=1)
-	AC_CHECK_FUNC(db_env_create, HAVE_BDB=1)
+  for dbname in db-5.0 db-4.8 db-4.7 db-4.6 db-4.5 db-4.4 db-4.3 db-4.2 db4.2 db42 db-4.1 db4.1 db41 db-4.0 db4.0 db-4 db40 db4 db
+    do
+	AC_CHECK_LIB($dbname, db_create_4002, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ],
+ 	  AC_CHECK_LIB($dbname, db_create_4001, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ],
+ 	    AC_CHECK_LIB($dbname, db_create_4000, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ],
+ 	      AC_CHECK_LIB($dbname, db_create, [ LIBDB=-l$dbname ; LIBS="-l$dbname $LIBS"; break ]))))
+    done
+  AC_CHECK_FUNC(db_create, HAVE_BDB=1)
+  AC_CHECK_FUNC(db_create_4002, HAVE_BDB=1)
+  AC_CHECK_FUNC(db_create_4001, HAVE_BDB=1)
+  AC_CHECK_FUNC(db_create_4000, HAVE_BDB=1)
+
 	if test "$HAVE_BDB" != "1"
 	then
-		AC_MSG_ERROR(GDBM library not found)
+		AC_MSG_ERROR(DB library not found)
 	fi
 	dblibrary=bdbobj/libbdbobj.la
 	USE_DB=1