The Turbo Pascal runtime library

    UNIT:  SYSTEM

    USES:  All predefined lowlevel, I/O, String, dynamic memory, and
           floating point operations not handled by other units.

    PROCEDURES/FUNCTIONS:

       This unit declares an array of different constants, types,
       procedures and functions that can be used with a variety
       of operations.  Information on these topics can be gained
       by viewing the master definition headings.