add snippet about automake 1.5 patch
diff --git a/README b/README
index b657a97..bc5bf72 100644
--- a/README
+++ b/README
@@ -57,7 +57,14 @@
./configure && make && make install
-If it doesn't, see the next section on Makefile.lite.
+NOTE: automake 1.5 has a bug which will affect the x86 assembly
+part of the build. If you have automake 1.5 and have x86
+assembly optimizations turned on, you will need to get a newer
+version of automake or patch your /usr/bin/automake using the
+included 'automake-1.5.patch' file.
+
+If you still can't get it to work, see the next section on
+Makefile.lite.
There are a few FLAC-specific arguments you can give to
`configure':