lib/warnings/register.pm For "use warnings::register"
lib/warnings.t See if warning controls work
locale.c locale-specific utility functions
+mad/P5AST.pm Used by nomad
+mad/P5re.pm Used by nomad
+mad/PLXML.pm Used by nomad
+mad/nomad Converts raw XML dump to something vaguely sane
+mad/p55 Perl 5 to Perl 5 translator - driver for nomad
madly.act parser actions; derived from madly.y
madly.c parser code (NOT derived from madly.y)
madly.h header file for madly.c; derived from madly.y