1*12306Stut #include <stdio.h>
2*12306Stut #include <ctype.h>
3*12306Stut #include <sys/types.h>
4*12306Stut #include <sys/stat.h>
5*12306Stut #include <assert.h>
6*12306Stut #define NFILES 100
7*12306Stut #define NAMES 2000
8*12306Stut #define NFEED 5
9*12306Stut extern exch(), comp();
10*12306Stut struct filans {
11*12306Stut 	char *nm;
12*12306Stut 	long fdate;
13*12306Stut 	long size;
14*12306Stut 	int uid;
15*12306Stut 	};
16*12306Stut extern struct filans files[NFILES];
17*12306Stut extern char fnames[NAMES];
18