File: fdleak_fcntl.c

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#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include "fdleak.h"

int main (int argc, char **argv)
{
   int s1;

   CLOSE_INHERITED_FDS;

   s1 = DO( open("/dev/null", O_RDONLY) );
   (void) DO( fcntl(s1, F_DUPFD, s1) );

   return 0;
}