--- smpeg-0.4.4.orig/configure.in
+++ smpeg-0.4.4/configure.in
@@ -53,6 +53,8 @@ AC_LIBTOOL_WIN32_DLL
 AM_PROG_LIBTOOL
 AC_PROG_INSTALL
 
+AM_PROG_AS
+
 dnl Work around the lack of certain typedefs.
 AC_TYPE_SOCKLEN_T