Fix header installation

ghc.mk

@@ -933,6 +933,8 @@ $(eval $(call bindist,.,\
     $(BINDIST_HI) \
     $(BINDIST_EXTRAS) \
     $(includes_H_FILES) \
+    $(includes_DERIVEDCONSTANTS) \
+    $(includes_GHCCONSTANTS) \
     $(INSTALL_HEADERS) \
     $(INSTALL_LIBEXECS) \
     $(INSTALL_LIBEXEC_SCRIPTS) \

includes/ghc.mk

@@ -204,5 +204,5 @@ install_includes :
 	    $(call INSTALL_DIR,"$(DESTDIR)$(ghcheaderdir)/$d") && \
 	    $(call INSTALL_HEADER,$(INSTALL_OPTS),includes/$d/*.h,"$(DESTDIR)$(ghcheaderdir)/$d/") && \
 	) true
-	$(call INSTALL_HEADER,$(INSTALL_OPTS),$(includes_H_CONFIG) $(includes_H_PLATFORM),"$(DESTDIR)$(ghcheaderdir)/")
+	$(call INSTALL_HEADER,$(INSTALL_OPTS),$(includes_H_CONFIG) $(includes_H_PLATFORM) $(includes_GHCCONSTANTS) $(includes_DERIVEDCONSTANTS),"$(DESTDIR)$(ghcheaderdir)/")