  G_make - call make or nmake
  add_demo - Add an entry in the demos list
  add_help_chapter - Add an entry in the helps list
  add_palette - Add an entry in the Scicos palettes list
  apropos - searches keywords in Scilab help
  basename - strip directory and suffix from filenames
  c_link - check dynamic link
  cd - changes Scilab current directory
  chdir - changes Scilab current directory
  clc - Clear Command Window
  dec2hex - hexadecimal representation of integers
  dirname - get directory from filenames
  foo - foo short description
  head_comments - display scilab function header comments
  help - on-line help command
  help_skeleton - build the skeleton of the xml help file associated to a Scilab function
  hex2dec - conversion from hexadecimal representation to integers
  ilib_build - utility for shared library management
  ilib_compile - ilib_build utility: executes the makefile produced by ilib_gen_Make
  ilib_for_link - utility for shared library management with link
  ilib_gen_Make - utility for ilib_build: produces a makefile for building shared libraries
  ilib_gen_gateway - utility for ilib_build, generates a gateway file.
  ilib_gen_loader - utility for ilib_build: generates a loader file
  intersci - scilab tool to interface C of Fortran functions with scilab
  LANGUAGE - Variable defining the language
  link - dynamic link
  listfiles - list files
  make_index - creates a new index file for on-line help
  man - on line help XML file description format
  pathconvert - pathnames convertion between posix and windows.
  %helps - Variable defining the path of help directories
  realtime - set dates origin or waits until date
  realtimeinit - set time unit
  sci2exp - converts an expression to a string
  sci2map - Scilab to Maple variable conversion
  scilab - Major unix script to execute Scilab and miscellaneous tools
  scilink - Unix script to relink Scilab
  scipad - Embedded Scilab text editor
  timer - cpu time
  tohome - Move the cursor to the upper left corner of the Command Window
  ulink - unlink a dynamically linked shared object
  unix - shell (sh) command execution
  unix_g - shell (sh) command execution, output redirected to a variable
  unix_s - shell (sh) command execution, no output
  unix_w - shell (sh) command execution, output redirected to scilab window
  unix_x - shell (sh) command execution, output redirected to a window
  with_gtk - Checks if Scilab has been built with the "GIMP Toolkit" library
  with_pvm - Checks if Scilab has been built with the "Parallel Virtual Machine" interface
  with_texmacs - Checks if Scilab has been called by texmacs
  with_tk - Checks if Scilab has been built with TCL/TK
  xmltohtml - converts xml Scilab help files to html