Document -a hlll.
Document -a hlll.

dstehle/fplll,cr-marcstevens/fplll,cr-marcstevens/fplll,cr-marcstevens/fplll,dstehle/fplll,fplll/fplll,fplll/fplll,dstehle/fplll,cr-marcstevens/fplll,fplll/fplll,fplll/fplll,fplll/fplll