DuckCorp Dico

Found one definition

1.                 From The Free On-line Dictionary of Computing (19 January 2023):
                   
   
   
                   
                     
   Program Information File
   pif
      <file format> Under Windows, a file providing information on
      how a non-Windows application program should be run,
      including how much memory should be allocated to it and what
      graphics interface it requires.
      Filename extension: .pif
      (1997-10-11)