Austin Clements <amdragon@MIT.EDU> writes: > The roff build rule builds all of the roff files in a single command. > Previously, this was expressed as a multi-target rule, but since this > is equivalent to specifying a copy of the rule for each target, make > -jN could start up to N parallel instances of this command. Fix this > by bottlenecking this rule through a single stamp file. pushed, with comment typofixed. d