diff --git a/config/RULES.Host b/config/RULES.Host
index fa6c1b421..4580cb920 100644
--- a/config/RULES.Host
+++ b/config/RULES.Host
@@ -650,8 +650,8 @@ endif
 	@$(RM) $@
 	$(SNC) $(TARGET_SNCFLAGS) $(SNCFLAGS) $*.i
 
-%.c:	%.stt
-	@echo "converting $<
+%.c: ../%.stt
+	@echo "converting $<"
 	ln -s $< $*.st
 	$(SNC) $(TARGET_SNCFLAGS) $(SNCFLAGS) $*.st
 	@$(RM) $*.st
@@ -784,8 +784,8 @@ $(INSTALL_SHRLIB)/lib%: lib%
 	@echo "Installing library $@"
 	@$(INSTALL_LIBRARY) -d -m 555 $< $(INSTALL_SHRLIB)
 ifdef SHRLIB_VERSION
-	@$(RM) $(@:%.$(SHRLIB_VERSION)=%)
-	ln -s $< $(@:%.$(SHRLIB_VERSION)=%) 
+	$(RM) $(subst .$(SHRLIB_VERSION),,$@)
+	ln -s $< $(subst .$(SHRLIB_VERSION),,$@)
 endif # SHRLIB_VERSION
 
 $(INSTALL_TCLLIB)/%: %