>>> Building on macppc-1 under books/vol6a
	DIST = [books/vol6a:Vol6a.pdf]
	FULLPKGNAME = vol6a-2.0
distfiles size=2702724
>>> Running build in books/vol6a at 1791840859.43
make: don't know how to make build
Stop in /usr/ports
>>> Ended at 1791840864.58
max_stuck=0.00/build=5.46
Error: job failed with 512 on macppc-1 at 1791840864