When make fails, we get something like:
sleep 1 touch makefork-466 make: fork: Resource temporarily unavailable sleep 1 make: fork: Resource temporarily unavailable make: *** Deleting file 'makefork-464' sleep 1 make: fork: Resource temporarily unavailable make: *** Deleting file 'makefork-465'
When make fails, we get something like:
sleep 1
touch makefork-466
make: fork: Resource temporarily unavailable
sleep 1
make: fork: Resource temporarily unavailable
make: *** Deleting file 'makefork-464'
sleep 1
make: fork: Resource temporarily unavailable
make: *** Deleting file 'makefork-465'