1: # include "stdio.h" 2: # include "ctype.h" 3: # include "sys/types.h" 4: # include "sys/stat.h" 5: # include "assert.h" 6: # define NFILES 100 7: # define NAMES 2000 8: extern exch(), comp(); 9: struct filans { 10: char *nm; 11: long fdate; 12: long size; 13: int uid; 14: }; 15: extern struct filans files[NFILES]; 16: extern char fnames[NAMES]; 17: # define NFEED 5