Add amstream dll (MultiMedia Streams), part of Direct Show.

diff --git a/include/Makefile.in b/include/Makefile.in
index 401cedf..7476e30 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -5,10 +5,14 @@
 MODULE	  = none
 
 IDL_SRCS = \
+	amstream.idl \
 	amvideo.idl \
+	austream.idl \
 	comcat.idl \
+	ddstream.idl \
 	docobj.idl \
 	exdisp.idl \
+	mmstream.idl \
 	oaidl.idl \
 	objidl.idl \
 	ocidl.idl \