M4 macro include path in Makefile.am ACLOCAL_AMFLAGS should match the one in configure.ac AC_CONFIG_MACRO_DIR(). Libtoolize will not be happy if they do not.
--- freeswitch/trunk/libs/tiff-3.8.2/Makefile.am 2009-10-02 15:07:18 UTC (rev 15051)
+++ freeswitch/trunk/libs/tiff-3.8.2/Makefile.am 2009-10-02 15:47:28 UTC (rev 15052)
@@ -26,7 +26,7 @@
docdir = $(LIBTIFF_DOCDIR)
AUTOMAKE_OPTIONS = dist-zip foreign
-ACLOCAL_AMFLAGS = -I ./m4
+ACLOCAL_AMFLAGS = -I m4
docfiles = \
COPYRIGHT \