Install modules too.

install

@@ -201,6 +201,7 @@ if ($upref) {
     chmod 0755, "$PREFIX/bin/auto", "$PREFIX/bin/$bgenssl", "$PREFIX/bin/$bbuildmod";
     rcopy("$Bin/lib/*", "$libdir/");
     rcopy("$Bin/lang/*", "$langdir/");
+    rcopy("$Bin/modules/*", "$moddir/");
     copy("$Bin/etc/example.conf", "$distdir/");
     remove_tree("$libdir/File");
 }