--- /dev/null
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -8,6 +8,7 @@ APRUTIL_MAJOR_VERSION=@APRUTIL_MAJOR_VER
+ APRUTIL_DOTTED_VERSION=@APRUTIL_DOTTED_VERSION@
+
+ srcdir = @srcdir@
++top_builddir = @top_builddir@
+ VPATH = @srcdir@
+
+ INCLUDES = @APRUTIL_PRIV_INCLUDES@ @APR_INCLUDES@ @APRUTIL_INCLUDES@
+--- a/configure.in
++++ b/configure.in
+@@ -40,6 +40,8 @@ AC_SUBST(APU_CONFIG_LOCATION)
+ AC_CANONICAL_SYSTEM
+
+ AC_PROG_INSTALL
++AC_PROG_LIBTOOL
++LT_INIT
+
+ # Use -no-install to link the test programs on all platforms
+ # but Darwin, where it would cause the programs to be linked