contrib/builddeb

--- a/contrib/builddeb	Mon Aug 24 23:47:43 2015 -0400
+++ b/contrib/builddeb	Mon Aug 24 23:58:32 2015 -0400
@@ -49,6 +49,7 @@
 mv $control.tmp $control
 
 if [ "$BUILD" ]; then
+    make PREFIX=$DEBBUILDDIR/usr install
     dpkg-deb --build $DEBBUILDDIR
     mv $DEBBUILDDIR.deb $DEBBUILDDIR/mercurial-$version-$release.deb
     if [ $? = 0 ]; then