diff -ru lib.orig/RPM/Specfile.pm lib/RPM/Specfile.pm
--- lib/RPM/Specfile.pm	2005-11-14 22:13:04 +0200
+++ lib/RPM/Specfile.pm	2005-11-14 22:14:05 +0200
@@ -111,8 +111,8 @@
 
   my $output;
 
-  my %defaults =
-    ( buildroot => "%{_tmppath}/%{name}-%{version}-%{release}-root" );
+  my %defaults = ();
+#    ( buildroot => "%{_tmppath}/%{name}-%{version}-%{release}-root" );
   $self->$_($self->$_() || $defaults{$_}) foreach keys %defaults;
 
   my %proper_names = ( url           => 'URL',
Только в lib/RPM: Specfile.pm~