@if [ ! -f $$@ ] ; then \
echo Panic! $$< exists, but $$@ does not.; \
exit 1; \
@if [ ! -f $$@ ] ; then \
echo Panic! $$< exists, but $$@ does not.; \
exit 1; \
fi
%.$$($1_way_)hi-boot : %.$$($1_way_)o-boot
@if [ ! -f $$@ ] ; then \
echo Panic! $$< exists, but $$@ does not.; \
exit 1; \
fi
%.$$($1_way_)hi-boot : %.$$($1_way_)o-boot
@if [ ! -f $$@ ] ; then \
echo Panic! $$< exists, but $$@ does not.; \
exit 1; \