ch3_13.c

#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>

int main(){
    struct stat statbuf;

    stat("linux.ln", &statbuf);
    printf("1.linux.ln : Link Count = %d\n", (int) statbuf.st_nlink);

    unlink("linux.ln");

    stat("linux.txt", &statbuf);
    printf("2.linux.txt: Link Count = %d\n", (int) statbuf.st_nlink);

    unlink("linux.sym");
}