--- jna-3.0.4-svn700/build.xml	2008-10-01 12:57:20.000000000 -0400
+++ jna-3.0.4-svn700.orig/build.xml	2008-10-01 12:57:16.000000000 -0400
@@ -427,6 +427,7 @@
       <jvmarg value="-Djna.protected=true"/>
       <jvmarg value="-Djna.builddir=${build}"/>
       <jvmarg value="${vmopt.arch}"/>
+      <jvmarg value="-Djava.awt.headless=true"/>
       <classpath><path refid="test.runpath"/></classpath>
       <formatter type="xml"/>
       <batchtest todir="${results.junit}">