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/* ISC license. */
#undef _POSIX_C_SOURCE
#undef _XOPEN_SOURCE
#ifndef __EXTENSIONS__
#define __EXTENSIONS__
#endif
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#ifndef _BSD_SOURCE
#define _BSD_SOURCE
#endif
#ifndef _DEFAULT_SOURCE
#define _DEFAULT_SOURCE
#endif
#ifndef _NETBSD_SOURCE
#define _NETBSD_SOURCE
#endif
#ifndef _INCOMPLETE_XOPEN_C063
#define _INCOMPLETE_XOPEN_C063
#endif
#include <unistd.h>
int main (void)
{
int p[2] ;
if (pipe2(p, 0) < 0) return 111 ;
return 0 ;
}
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