C program to check file available in a path

PROGRAM:

#include <stdio.h>
#include <unistd.h>
 
int main(void) {
    if( access("/home/pc/test.txt", F_OK) != 0 )
                printf("File not available\n");
        else
                printf("File available\n");
        return 0;
}

OUTPUT:
File not available