--- t.pl.orig	2005-01-12 23:49:42.000000000 +0100
+++ t.pl	2005-01-12 23:53:06.000000000 +0100
@@ -4,0 +5,6 @@
+sub blocksize {
+	my $fname = @_ ? $_[ 0 ] : $_;
+	my @s = ( stat $fname )[ 11, 12 ];
+	return $s[ 0 ] * $s[ 1 ];
+}
+
@@ -8 +14 @@
-        my @l = no_upwards( @_ );
+        my @l = grep -f || -d, no_upwards( @_ );
@@ -10 +16 @@
-        $size += sum map -s, @l;
+        $size += sum map blocksize(), @l;