diff --git a/configure/CONFIG_SITE b/configure/CONFIG_SITE
index 570bb7a1e..a3c48b2e3 100644
--- a/configure/CONFIG_SITE
+++ b/configure/CONFIG_SITE
@@ -139,22 +139,6 @@ HOST_WARN=YES
 #	must be either YES or NO
 CROSS_WARN=YES
 
-#  Create and/or install perl build tools for R3.13 extension builds?
-#  must be either YES or NO
-#
-#  NOTE: Set to YES only if you have existing R3.13 extensions to be
-#  built with this base
-#
-#COMPAT_TOOLS_313=YES
-
-#  Create and/or install files for R3.13 ioc application and extension builds?
-#  must be either YES or NO
-#
-#  NOTE: Set to YES only if you have existing R3.13 ioc applications
-#  and extensions to be built with this base
-#
-COMPAT_313=NO
-
 #  Installation directory
 # If you don't want to install into $(TOP) dir then
 # define INSTALL_LOCATION here
diff --git a/configure/RULES_BUILD b/configure/RULES_BUILD
index cfacabca4..911587025 100644
--- a/configure/RULES_BUILD
+++ b/configure/RULES_BUILD
@@ -245,21 +245,6 @@ endif
 	@$(RM) $@
 	$(MV) lex.yy.c $@
 
-# Adl2dl rule
-%.dl : ../%.adl
-	@$(RM) $@
-	-$(ADL2DL) $< $@
-
-# Mangen Rule:
-%.1:%
-	$(MANGEN) -s $<
-	$(MV) $(<F).nr $(<F).1
-
-# Mangen Rule:
-%.1:../%
-	$(MANGEN) -s $<
-	$(MV) $(<F).nr $(<F).1
-
 # WIN95/NT source browser
 ifdef BAF
 
@@ -270,10 +255,6 @@ $(LIB_BAF): $(addsuffix $(BOF),$(basename $(LIBRARY_LD_OBJS)))
 
 endif
 
-ifneq (,$(wildcard ../baseLIBOBJS))
-$(LIBNAME): ../baseLIBOBJS
-endif
-
 $(LIBNAME): $(LIBRARY_OBJS)
 
 $(DLL_LINK_LIBNAME): $(LIBRARY_OBJS) $(LIBRARY_RESS) $(SHRLIB_DEPLIBS)