--- a/configure.in	Sat Sep 13 20:27:33 2003 +0000
+++ b/configure.in	Sat Sep 13 20:28:39 2003 +0000
@@ -235,6 +235,22 @@
   fi
 fi
 
+dnl Check for speex
+AC_ARG_ENABLE(speex,
+[  --enable-speex               enable SPX decoding via libspeex [default=yes]],
+              , enable_speex=yes)
+if test x$enable_speex = xyes; then
+  AC_CHECK_HEADER(ogg/ogg.h, have_ogg_hdr=yes)
+  AC_CHECK_LIB(ogg, ogg_sync_init, have_ogg_lib=yes)
+  AC_CHECK_HEADER(speex.h, have_speex_hdr=yes)
+  AC_CHECK_LIB(speex, speex_bits_init, have_speex_lib=yes)
+  if test "x$have_ogg_hdr" = "xyes" -a "x$have_ogg_lib" = "xyes" -a "x$have_speex_hdr" = "xyes" -a "x$have_speex_lib" = "xyes"; then
+    LIBS="$LIBS -logg -lspeex"
+    AC_DEFINE(SOUND_SUPPORTS_SPEEX)
+  fi
+fi
+
+
 dnl Check for PhysicsFS http://icculus.org/physfs/
 AC_ARG_ENABLE(physfs,
 [  --enable-physfs            enable PhysicsFS in playsound [default=yes]],