Function            ROM_date - gets the ROM id date

  Syntax              byte ROM_date(void);

  Prototype in        ibm.h

  Remarks             finds the ROM id date at F000:FFF5

  Return value        returns a pointer to the storage location
                      containing the string, or NULL if space could not
                      be allocated.

  See also            ibm.h
                      machine_id(), ROM_id()

  Example             #include <ibm.h>
                      #include <stdio.h>

                      main()
                      {
                           printf("ROM BIOS date = %s",ROM_date());
                      }

  Program output      ROM BIOS date = 06/10/85