Sys

SYS is an object of value:

   native          none!     none 
   action          none!     none 
   do*             function! SYS: Called by system for DO on datatypes tha... 
   make-module*    function! SYS: Called by system on MAKE of MODULE! data... 
   boot-banner     string!   {********************************************... 
   boot-help       string!   {Important notes: * Sandbox and security are ... 
   boot-host       none!     none 
   boot-mezz       word!     done 
   boot-prot       block!    length: 2 
   boot-exts       block!    length: 10 
   export          function! Low level export of values (e.g. functions) t... 
   assert-utf8     function! If binary data is UTF-8, returns it, else thr... 
   make-port*      function! SYS: Called by system on MAKE of PORT! port f... 
   *parse-url      object!   [digit digits alpha-num scheme-char path-char... 
   decode-url      function! Decode a URL according to rules of sys/*parse... 
   make-scheme     function! INIT: Make a scheme from a specification and ... 
   init-schemes    word!     done 
   decode          function! Decodes a series of bytes into the related da... 
   encode          function! Encodes a datatype (e.g. image!) into a serie... 
   encoding?       function! Returns the media codec name for given binary... 
   intern          function! Imports (internalizes) words/values from the ... 
   bind-lib        function! Bind only the top words of the block to the l... 
   export-words    function! Exports the words of a context into both the ... 
   mixin?          function! Returns TRUE if module is a mixin with export... 
   load-header     function! Loads script header object and body binary (n... 
   load-ext-module function! Loads an extension module from an extension o... 
   load-boot-exts  word!     done 
   read-decode     function! Reads code/data from source or DLL, decodes i... 
   load            function! Loads code or data from a file, URL, string, ... 
   do-needs        function! Process the NEEDS block of a program header. ... 
   load-module     function! Loads a module (from a file, URL, binary, etc... 
   import          function! Imports a module; locate, load, make, and set... 
   start           word!     done