set -e; for f in $(PROGRAMS); do cp -b $$f $(bindir)/.; done
cp ipif $(services)/ipif:new
set -e; cd $(services); test -f ipif || mv ipif:new ipif
set -e; for f in $(PROGRAMS); do cp -b $$f $(bindir)/.; done
cp ipif $(services)/ipif:new
set -e; cd $(services); test -f ipif || mv ipif:new ipif