1 files changed, 2 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index e85be51cc0..139d20b361 100644
--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,9 @@ endif
 all: lib others
 
 define autoconf-it
+@-rm -f $@.new
 autoconf $(ACFLAGS) $< > $@.new
+chmod a-w,a+x $@.new
 mv -f $@.new $@
 test ! -d CVS || cvs commit -m'Regenerated: autoconf $(ACFLAGS) $<' $@
 endef