diff -urN GTKstereograph-0.15a/configure.in GTKstereograph-0.15a.new/configure.in
--- GTKstereograph-0.15a/configure.in	Wed Jun 21 12:38:46 2000
+++ GTKstereograph-0.15a.new/configure.in	Fri Aug 24 14:40:14 2001
@@ -4,6 +4,7 @@
 AM_INIT_AUTOMAKE(GTKstereograph, 0.15a)
 AM_CONFIG_HEADER(config.h)
 
+AM_PROG_LIBTOOL
 AC_ISC_POSIX
 AC_PROG_CC
 AM_PROG_CC_STDC