--- configure.ac~	2016-06-24 10:21:14.000000000 -0500
+++ configure.ac	2016-06-30 10:27:31.818716028 -0500
@@ -1,4 +1,9 @@
 # $Id$
+m4_pattern_allow([AC_LIBTOOL_WIN32_DLL])
+m4_pattern_allow([AC_LIBTOOL_DLOPEN])
+m4_pattern_allow([AC_DISABLE_STATIC])
+m4_pattern_allow([AC_ENABLE_SHARED])
+m4_pattern_allow([AC_PROG_LIBTOOL])
 
 # -- I N I T --------------------------------------------------