[wordnet] fix build with tcl-8.6 (#1102111) append `-DUSE_INTERP_RESULT` to C[XX]FLAGS on Fedora >= 21

[Björn Esser]

commit e69e0d210e177af0f17b174065f1ff108e84b208
Author: Björn Esser <bjoern.esser at gmail.com>
Date:   Sat May 31 09:44:50 2014 +0200

    fix build with tcl-8.6 (#1102111)
    append `-DUSE_INTERP_RESULT` to C[XX]FLAGS on Fedora >= 21

 wordnet.spec |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/wordnet.spec b/wordnet.spec
index 0df6d3f..8c37c73 100644
--- a/wordnet.spec
+++ b/wordnet.spec
@@ -1,6 +1,6 @@
 Name:           wordnet
 Version:        3.0
-Release:        22%{?dist}
+Release:        23%{?dist}
 Summary:        A lexical database for the English language
 
 Group:          Applications/Text
@@ -87,6 +87,10 @@ rm -rf include/tk
 libtoolize && aclocal
 autoupdate
 autoreconf -i
+%if 0%{?fedora} >= 21
+export CFLAGS="%{?optflags} -DUSE_INTERP_RESULT"
+export CXXFLAGS="%{?optflags} -DUSE_INTERP_RESULT"
+%endif #0%{?fedora} >= 21
 %configure --enable-static=no --prefix=%{_datadir}/wordnet-%{version}/
 make %{?_smp_mflags}
 
@@ -134,6 +138,10 @@ rm -rf doc/{html,ps,pdf}/Makefile*
 
 
 %changelog
+* Sat May 31 2014 Björn Esser <bjoern.esser at gmail.com> - 3.0-23
+- fix build with tcl-8.6 (#1102111)
+- append `-DUSE_INTERP_RESULT` to C[XX]FLAGS on Fedora >= 21
+
 * Wed May 21 2014 Jaroslav Škarvada <jskarvad at redhat.com> - 3.0-22
 - Rebuilt for https://fedoraproject.org/wiki/Changes/f21tcl86