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libtool-force-copy    21 lines (18 with data), 576 Bytes

Need to force copy of libtool m4 stuff else get version mismatch errors
 Longer explanation would need an autotools guru. Actually it might be enough
 to not have aclocal.m4 and ltmain.sh in the tar file, but I actually don't
 know how they get in there.
 .
 libupnpp4 (0.16.1-1~ppa1~unstable) unstable; urgency=low
 .
   * EXPERIMENTS
Author: Jean-Francois Dockes <jf@dockes.org>

--- libupnpp4-0.16.1.orig/autogen.sh
+++ libupnpp4-0.16.1/autogen.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
 aclocal
-libtoolize --copy
+libtoolize --copy --force
 automake --add-missing --copy
 autoconf