The TSoundPlayFile structure.

 // SoundPlayFile
 TSoundPlayFile struct
  Result                sbyte   // The function call result, always NO_ERR.
  Filename      byte[]  // The name of the file to play.
  Loop          byte    // If true, loops at end of file.
  Volume                byte    // The sound level. Valid values range from 0 to 4.
 TSoundPlayFile ends