$FreeBSD$

--- Makefile.orig
+++ Makefile
@@ -18,7 +18,7 @@
 #   6. Build tools, runtime, docs.
 #
 DIRS := lib/System lib/Support utils lib/VMCore lib tools/llvm-config \
-        tools runtime docs
+        tools runtime %%DOCSRCDIR%%
 
 OPTIONAL_DIRS := examples projects bindings
 EXTRA_DIST := test llvm.spec include win32 Xcode