AC_CHECK_LIB([speex], [speex_decoder_init], [], [ have_speex="no" ])
AC_CHECK_HEADERS([speex/speex.h], [], [ have_speex="no" ])
else
AC_CHECK_LIB([speex], [speex_decoder_init], [], [ have_speex="no" ])
AC_CHECK_HEADERS([speex/speex.h], [], [ have_speex="no" ])
else