Remove empty AC_SUBST.

diff --git a/configure.in b/configure.in
index ae18893678cade38f466fd0e5ef5b0c6aaa44946..a8e9aec87499dc39a130c38853c76d8800ced8ea 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1622,7 +1622,6 @@ if test "${with_sound}" != "no"; then
     LIBSOUND="$LIBSOUND $ALSA_LIBS"
     CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS"
     AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.])
-    AC_SUBST()
   fi
   AC_SUBST(CFLAGS_SOUND)
 fi