=head2 io( OBJ )

=head2 fm( OBJ )

=head2 cv( OBJ )

=head2 hv( OBJ )

=head2 pvlv( OBJ )

=head2 gv( OBJ )

=head2 av( OBJ )

=head2 bm( OBJ )

=head2 pvmg( OBJ )

=head2 pvnv( OBJ )

=head2 pviv( OBJ )

=head2 rv( OBJ )

=head2 nv( OBJ )

=head2 iv( OBJ )

=head2 pv( OBJ )

=head2 sv( OBJ )

Returns a boolean indicating whether OBJ is an instance of the B:: class indicated by the method name, and respects any overridden C<-E<gt>isa> methods.

##</code><code>##

for my $nm ( qw( io fm cv hv pvlv gv av bm pvmg pvnv pviv rv nv iv pv sv ) ) {
	my $nm_pkg = "B::$nm";
	*{ $nm } = sub {
		my $op = shift @_;
		return blessed( $op ) and $op->isa( $nm_pkg );
	}
}