Use xmvn-resolve for portable way to get the ant jar

jna.spec

@@ -3,7 +3,7 @@
 
 Name:           jna
 Version:        4.5.1
-Release:        7%{?dist}
+Release:        8%{?dist}
 Summary:        Pure Java access to native libraries
 # Most of code is dual-licensed under either LGPL 2.1 only or Apache
 # License 2.0.  WeakIdentityHashMap.java was taken from Apache CXF,
@@ -97,13 +97,14 @@ chmod -c 0644 LICENSE OTHERS CHANGES.md
 
 %if %{with reflections}
 sed s,'<include name="junit.jar"/>,&<include name="reflections.jar"/>,' -i build.xml
-build-jar-repository -s -p lib junit reflections ant
+build-jar-repository -s -p lib junit reflections
 %else
-build-jar-repository -s -p lib junit ant
+build-jar-repository -s -p lib junit
 rm test/com/sun/jna/StructureFieldOrderInspector.java
 rm test/com/sun/jna/StructureFieldOrderInspectorTest.java
 rm contrib/platform/test/com/sun/jna/platform/StructureFieldOrderTest.java
 %endif
+ln -s $(xmvn-resolve ant:ant:1.10.5) lib/ant.jar
 
 cp lib/native/aix-ppc64.jar lib/clover.jar
 
@@ -153,6 +154,9 @@ install -m 755 build/native*/libjnidispatch*.so %{buildroot}%{_libdir}/%{name}/
 
 
 %changelog
+* Mon Jun 17 2019 Mat Booth <mat.booth@redhat.com> - 4.5.1-8
+- Use xmvn-resolve for portable way to get the ant jar
+
 * Sat Jun 08 2019 Mat Booth <mbooth@apache.org> - 4.5.1-7
 - Speed up builds on 32bit arm