echo ""
automake --version
echo ""
-libtool --version
+
+# Typical MacOS X installations rename 'libtoolize' to 'glibtoolize', so
+# adjust to that.
+if test "`uname -s`" = "Darwin"; then
+ glibtoolize --version
+else
+ libtoolize --version
+fi
+
+echo ""
+${M4:-m4} --version
echo ""
-${M4:-/usr/bin/m4} --version
+flex --version
echo ""
######################################################################