headers: Regenerate Makefile.in

Signed-off-by: LIU Hao <lh_mouse@126.com>
diff --git a/mingw-w64-headers/Makefile.in b/mingw-w64-headers/Makefile.in
index d8fedf6..db54ca6 100644
--- a/mingw-w64-headers/Makefile.in
+++ b/mingw-w64-headers/Makefile.in
@@ -554,6 +554,7 @@
 @HAVE_WIDL_TRUE@  include/qedit.idl \
 @HAVE_WIDL_TRUE@  include/qnetwork.idl \
 @HAVE_WIDL_TRUE@  include/relogger.idl \
+@HAVE_WIDL_TRUE@  include/robuffer.idl \
 @HAVE_WIDL_TRUE@  include/rtworkq.idl \
 @HAVE_WIDL_TRUE@  include/vmr9.idl \
 @HAVE_WIDL_TRUE@  include/wincodec.idl \