+PANDORA_CANONICAL_TARGET(no-vc-changelog)
+AC_CHECK_PROGS([YACC], ['bison'], [:])
+AC_CHECK_PROGS([LEX], ['flex'], [:])
+
+#shared library versioning
+MEMCACHED_UTIL_LIBRARY_VERSION=1:0:0
+MEMCACHED_PROTOCAL_LIBRARY_VERSION=0:0:0
+MEMCACHED_LIBRARY_VERSION=6:0:0
+# | | |
+# +------+ | +---+
+# | | |
+# current:revision:age
+# | | |
+# | | +- increment if interfaces have been added
+# | | set to zero if interfaces have been removed or changed
+# | +- increment if source code has changed
+# | set to zero if current is incremented
+# +- increment if interfaces have been added, removed or changed
+AC_SUBST(MEMCACHED_UTIL_LIBRARY_VERSION)
+AC_SUBST(MEMCACHED_PROTOCAL_LIBRARY_VERSION)
+AC_SUBST(MEMCACHED_LIBRARY_VERSION)
+