I am trying to package ruby-ffi for fedora. one of the things that rpmlint complains about is blank files. This patch puts a small comment into buffer.rb which is filled out by the c extensions.

-- bk

diff --git a/lib/ffi/buffer.rb b/lib/ffi/buffer.rb
index e69de29..529aa64 100644
--- a/lib/ffi/buffer.rb
+++ b/lib/ffi/buffer.rb
@@ -0,0 +1 @@
+# This class is completed by buffer.c in the ext directory