33554432 B dump suBroutine definitions, including special Blocks like BEGIN
All these flags require B<-DDEBUGGING> when you compile the Perl
-executable (but see L<Devel::Peek>, L<re> which may change this).
+executable (but see C<:opd> in L<Devel::Peek> or L<re/'debug' mode>
+which may change this).
See the F<INSTALL> file in the Perl source distribution
for how to do this. This flag is automatically set if you include B<-g>
option when C<Configure> asks you about optimizer/debugger flags.