--- /usr/ports/devel/cocktail/work/cocktail-9309//./estra/src/Makefile	Tue Feb 15 14:23:14 1994
+++ ./estra/src/Makefile	Thu Aug  5 18:48:58 2004
@@ -21,7 +21,7 @@
 estra:	$(GENDEFS) $(GENIMPS) estra_boot
 
 estra_boot:	$(DEFS) $(IMPS) estra.mi
-	rm -f estra
+	-rm -f estra
 	echo p estra | mc -d ../../common/src -d ../../reuse/src
 
 Tree.md Tree.mi:	Tree.ast
@@ -54,10 +54,11 @@
 	cd ../m2c; rm -f *.m[id]
 
 clean:
-	rm -f core *.[dimor] ERRORS LISTING _Debug *.bak
+	-rm -f $(STDCLEAN) 
+	-rm -f   *.[dimor] ERRORS LISTING _Debug *.bak
 
 CLEAN:	clean
-	rm -f $(SOURCES) estra
+	-rm -f $(SOURCES) estra
 
 .SUFFIXES: .MD .md .MI .mi
 
