4027 remove CLOSED_BUILD

@@ -130,12 +130,12 @@
 
 closedbins: bldtools $(ROOTDIRS) FRC
         @CLOSED_ROOT="$$ON_CLOSED_BINS/root_$(MACH)$${RELEASE_BUILD+-nd}"; \
         if [ "$$CLOSED_IS_PRESENT" = no ]; then \
                 if [ ! -d "$$CLOSED_ROOT" ]; then \
-                        $(ECHO) "Error: if closed sources are not present," \
-                            "ON_CLOSED_BINS must point to closed binaries."; \
+                        $(ECHO) "Error: ON_CLOSED_BINS must point to closed" \
+                            "binaries."; \
                         $(ECHO) "root_$(MACH)$${RELEASE_BUILD+-nd} is not" \
                             "present in $$ON_CLOSED_BINS."; \
                         exit 1; \
                 fi; \
                 $(ECHO) "Copying closed binaries from $$CLOSED_ROOT"; \

@@ -206,14 +206,12 @@
 
 #
 # Cross-reference customization: skip all of the subdirectories that
 # don't contain actual source code.
 #
-$(CLOSED_BUILD)XRDIRS += ../closed
 XRPRUNE = pkg prototypes
 XRINCDIRS = uts/common head ucbhead
-$(CLOSED_BUILD)XRINCDIRS = uts/common ../closed/uts/common head ucbhead
 
 cscope.out tags: FRC
         $(XREF) -f -x $@
 
 FRC: