Fix SLAPD_OVER_RETCODE description

configure.in

@@ -2940,7 +2940,7 @@ if test "$ol_enable_retcode" != no ; then
 		MFLAG=SLAPD_MOD_STATIC
 		SLAPD_STATIC_OVERLAYS="$SLAPD_STATIC_OVERLAYS retcode.o"
 	fi
-	AC_DEFINE_UNQUOTED(SLAPD_OVER_RETCODE,$MFLAG,[define for Referential Integrity overlay])
+	AC_DEFINE_UNQUOTED(SLAPD_OVER_RETCODE,$MFLAG,[define for Return Code overlay])
 fi
 
 if test "$ol_enable_rwm" != no ; then

include/portable.hin

@@ -996,7 +996,7 @@
 /* define for Referential Integrity overlay */
 #undef SLAPD_OVER_REFINT
 
-/* define for Referential Integrity overlay */
+/* define for Return Code overlay */
 #undef SLAPD_OVER_RETCODE
 
 /* define for Rewrite/Remap overlay */