5.3.3.1

 * (is-user-word)

5.3.4 Package access

5.3.6 Display
 * default-font
 * set-font
 * >font
 * is-install
 * is-remove
 * is-selftest

5.3.7 Other
 * cpeek
 * wpeek
 * lpeek
 * cpoke
 * wpoke
 * lpoke
 * rb@
 * rw@
 * rl@
 * rb!
 * rw!
 * rl!
 * get-msecs
 * ms
 * alarm
 * user-abort
 * mac-address
 * display-status
 * memory-test-suite
 * mask
 * diagnostic-mode?
 * suspend-fcode
 * set-args