1 #include <sys/types.h>

     2 #include <sys/stat.h>

     3 #include <unistd.h>

     4 #include <stdio.h>

     5 #include <stdlib.h>

     6 

     7 int main (void)

     8 {

     9   struct stat buf;

    10 

    11   if (stat (".", &buf) != 0

    12       || !S_ISDIR (buf.st_mode))

    13     abort ();

    14   printf ("pass\n");

    15   exit (0);

    16 }