automatically use no-mdc2 if no-des is requested.

Configure

diff --git a/Configure b/Configure
index 30927ae..e16ad08 100755
--- a/Configure
+++ b/Configure
@@ -364,6 +364,12 @@
 		$algo =~ tr/[a-z]/[A-Z]/;
 		$flags .= "-DNO_$algo ";
 		$depflags .= "-DNO_$algo ";
+		if ($algo eq "DES")
+			{
+			$options .= " no-mdc2";
+			$flags .= "-DNO_MDC2 ";
+			$depflags .= "-DNO_MDC2 ";
+			}
 		}
 	elsif (/^386$/)
 		{ $processor=386; }