BUILD_CONSTRAINT=no
 BUILD_DDS=no
 BUILD_DENYOP=no
+BUILD_DEREF=no
 BUILD_DYNGROUP=no
 BUILD_DYNLIST=no
 BUILD_LASTMOD=no
 fi
 
 if test "$ol_enable_deref" != no ; then
-       BUILD_DDS=$ol_enable_deref
+       BUILD_DEREF=$ol_enable_deref
        if test "$ol_enable_deref" = mod ; then
                MFLAG=SLAPD_MOD_DYNAMIC
                SLAPD_DYNAMIC_OVERLAYS="$SLAPD_DYNAMIC_OVERLAYS deref.la"
   AC_SUBST(BUILD_CONSTRAINT)
   AC_SUBST(BUILD_DDS)
   AC_SUBST(BUILD_DENYOP)
+  AC_SUBST(BUILD_DEREF)
   AC_SUBST(BUILD_DYNGROUP)
   AC_SUBST(BUILD_DYNLIST)
   AC_SUBST(BUILD_LASTMOD)