build without libotr support on SLE10 (libotr is too old there)

OBS-URL: https://build.opensuse.org/package/show/server:irc/bitlbee?expand=0&rev=8

bitlbee.spec

@@ -1,6 +1,10 @@
 # norootforbuild
 # vim: set ts=4 sw=4 et:
 
+%if 0%{?suse_version} >= 1100
+%define with_otr 1
+%endif
+
 Name:			bitlbee
 Version:		3.0
 Release:		0
@@ -14,7 +18,6 @@ License:		GNU General Public License version 2 (GPL v2)
 BuildRoot:		%{_tmppath}/build-%{name}-%{version}
 Requires:		xinetd
 BuildRequires:	make gcc glibc-devel pkgconfig gnutls-devel libgcrypt-devel
-BuildRequires:	libotr-devel
 BuildRequires:	zlib-devel glib2-devel lzo-devel glib2-devel
 %if 0%{?suse_version} >= 1010
 BuildRequires:  xmlto
@@ -22,6 +25,9 @@ BuildRequires:  xmlto
 %if 0%{?suse_version} >= 1030
 BuildRequires:  fdupes
 %endif
+%if 0%{?with_libotr:1}
+BuildRequires:	libotr-devel
+%endif
 PreReq:			/usr/sbin/groupadd /usr/sbin/useradd
 
 %description
@@ -67,7 +73,11 @@ CXXFLAGS="%{optflags} -fno-strict-aliasing" \
 	--config="%{_localstatedir}/lib/%{name}" \
 	--ipcsocket="%{_localstatedir}/run/%{name}.sock" \
     --purple=0 \
+%if 0%{?with_libotr:1}
     --otr=1 \
+%else
+    --otr=0 \
+%endif
 	--msn=1 \
 	--jabber=1 \
     --twitter=1 \