#include <stdio.h>
#include <stdlib.h>
#include <errno.h>



#define LINE_LENGTH 1000

int main (int ARGC, char *ARGV[])
{
        char *fname = "/etc/passwd";
        FILE *f;
        char line[LINE_LENGTH];

        f = fopen(fname, "r");
        if (f == NULL) {
                fprintf(stderr, "File %s can't be opened\n", fname);
                exit(1);
        }

        while (fgets(line, LINE_LENGTH, f)) {
                printf("%s", line);
        }

        fclose(f);
        return 0;
}