=head1 NAME B [-n] I =head1 DESCRIPTION =Z<>head1 introduces a 1st level heading. B sends I to a printer. B, I, zeZ<>ro, B, bold> normal. S, C<0>. C, B>, F, X E, E, E, E, E<65>, E B, E, E, E, E<65>, E> I, E, E, E, E<65>, E>> E E E E E E E E E C<< $a <=> $b >>, C<<< $a <=> $b >>> C<< B<<< $foo->bar >>> >>, I< C<< B<<< $foo->bar >>> >> >, An C<<<< L >>>> markup. C<<< $a << $b >>>, B< C<<< $a >> $b >>> >; see Lpattern) >>>. see Lpattern)>. C>>>>