+%define TCPWRAPPER tcpd-devel
+%if "%{_vendor}" == "redhat"
+# Fedora requires tcp_wrappers-devel .
+%define TCPWRAPPER tcp_wrappers
+%endif
+BuildRequires: pkgconfig, libxml2-devel, libxslt-devel, gnutls-devel, readline-devel, libicu-devel, %{TCPWRAPPER}