Type   Name   Summary
 Compiler Directive   $UnDef   Undefines a compiler directive symbol - as used by IfDef
 Keyword   Unit   Defines the start of a unit file - a Delphi module
 Keyword   Until   Ends a Repeat control loop
 Function   UpCase   Convert a Char value to upper case
 Function   UpperCase   Change lower case characters in a string to upper case
 Keyword   Uses   Declares a list of Units to be imported