attrs autouse base bigint bignum bigrat blib bytes charnames constant diagnostics encoding fields filetest if integer less locale open ops overload re sigtrap sort strict subs threads utf8 vars vmsish warnings AnyDBM?_File AutoLoader AutoSplit B Benchmark ByteLoader CGI CPAN Carp Config Cwd DB DB_File Digest DirHandle Dumpvalue Encode English Env Errno Exporter Fatal Fcntl FileCache FileHandle FindBin IO Memoize NDBM_File NEXT O ODBM_File Opcode POSIX PerlIO SDBM_File Safe SelectSaver SelfLoader Shell Socket Storable Switch Symbol Test Thread UNIVERSAL Win32