Index: commoncpp2-1.7.1/configure.ac
===================================================================
--- commoncpp2-1.7.1.orig/configure.ac
+++ commoncpp2-1.7.1/configure.ac
@@ -10,6 +10,7 @@
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
 AC_INIT(src/thread.cpp)
+m4_pattern_allow(LT_VERSION)
 
 VERSION="1.7.1"
 LT_RELEASE="1.7"