Unix in sas command : What does below code do and what are the possible output of sas dataset new if i have below folder and sas files in the location c:/data.

new

new.sas7bat

news.sas7bat


    filename files pipe "find c:/data -name '*.sas7bat;
    data new;
      infile files lrecl=120 pad missover;
      input;
      if index(lowcase(_infile_), 'datas') then delete;
      type = 'F';
    run;

How does _infile process in this code.