configure: Don't substitute `DLPREOPEN'.

* configure.in: Don't substitute `DLPREOPEN' since it's no longer used
  (see commit 72db29f200c38fca64a8ccd0d679821eb25de5a9).

diff --git a/configure.in b/configure.in
index 8c80d43..55a2ff2 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -87,8 +87,6 @@ AC_PROG_LIBTOOL
 AC_CHECK_LIB([ltdl], [lt_dlinit], ,
   [AC_MSG_ERROR([libltdl not found.  See README.])])
 
-AC_SUBST(DLPREOPEN)
-
 AC_CHECK_PROG(have_makeinfo, makeinfo, yes, no)
 AM_CONDITIONAL(HAVE_MAKEINFO, test "$have_makeinfo" = yes)