- ext
- clib
- socket.pl -- Network socket (TCP and UDP) library
- uid.pl -- User and group management on Unix systems
- unix.pl -- Unix specific operations
- syslog.pl -- Unix syslog interface
- filesex.pl -- Extended operations on files
- uri.pl -- Process URIs
- process.pl -- Create processes and redirect I/O
- time.pl -- Time and alarm library
- sha.pl -- SHA secure hashes
- crypt.pl
- memfile.pl
- uuid.pl -- Universally Unique Identifier (UUID) Library
- hash_stream.pl -- Maintain a hash on a stream
- md5.pl -- MD5 hashes
- streampool.pl -- Input multiplexing
- cgi.pl -- Read CGI parameters
- udp_broadcast.pl -- A UDP broadcast proxy
- prolog_stream.pl -- A stream with Prolog callbacks
- rlimit.pl
- clib
- copy_directory(+From, +To) is det
- Copy the contents of the directory From to To (recursively). If To is the name of an existing directory, the contents of From are copied into To. I.e., no subdirectory using the basename of From is created.