Preprocessor Directives
-------------------------------------------------------------------------------
 Directive     | Description
               |
 #command/     |
   #translate  | Specify a user-defined command or translation directive
 #define       | Define a manifest constant or pseudofunction
 #error        | Generate a compiler error and display a message
 #ifdef        | Compile a section of code if an identifier is defined
 #ifndef       | Compile a section of code if an identifier is undefined
 #include      | Include a file into the current source file
 #stdout       | Outputs the literal text to the standard output device
 #undef        | Remove a #define definition
 #xcommand/    |
   #xtranslate | Specify a user-defined command or translation directive
-------------------------------------------------------------------------------