-BuildRequires: libtiff-cxx-devel
-BuildRequires: lua51-devel
-BuildRequires: perl-devel >= 5.8.0
-BuildRequires: php-devel >= 5.2.0
-BuildRequires: python-devel >= 2.5.0
-BuildRequires: ruby >= 1.8.5
-BuildRequires: swig-perl >= 1.3.32
-BuildRequires: swig-php >= 1.3.32
-BuildRequires: swig-python >= 1.3.32
+BuildRequires: libtiff-devel
+%{?with_lua:BuildRequires: lua51-devel >= 5.1}
+BuildRequires: perl-devel >= 1:5.8.0
+%{?with_php:BuildRequires: php-devel >= 5.2.0}
+%{?with_python:BuildRequires: python-devel >= 1:2.5.0}
+BuildRequires: ruby-devel >= 1.8.5
+%{?with_perl:BuildRequires: swig-perl >= 1.3.32}
+%{?with_php:BuildRequires: swig-php >= 1.3.32}
+%{?with_python:BuildRequires: swig-python >= 1.3.32}