AS_HELP_STRING([--enable-dcp],[Digital Cinema Package support using asdcplib (default auto)]))
have_asdcp="no"
AS_IF([test "x${enable_dcp}" != "no"], [
AC_LANG_PUSH(C++)
AC_CHECK_HEADERS( [[AS@&t@_DCP.h]],
[have_asdcp="yes"],
[AS_IF( [test "x${enable_dcp}" = "yes"],
[AC_MSG_ERROR( [ ASDCP library cannot be found (needed for dcp module). Either use --enable-dcp=no or install asdcp library: http://www.cinecert.com/asdcplib/download/] )])