#include <errno.h>

#define C(n) switch(n){case n:;}

static void f()

{

{int c = errno;}

C(EDOM)

C(EILSEQ)

C(ERANGE)

#ifdef _POSIX_C_SOURCE

C(E2BIG)

C(EACCES)

C(EADDRINUSE)

C(EADDRNOTAVAIL)

C(EAFNOSUPPORT)

C(EAGAIN)

C(EALREADY)

C(EBADF)

C(EBADMSG)

C(EBUSY)

C(ECANCELED)

C(ECHILD)

C(ECONNABORTED)

C(ECONNREFUSED)

C(ECONNRESET)

C(EDEADLK)

C(EDESTADDRREQ)

C(EDQUOT)

C(EEXIST)

C(EFAULT)

C(EFBIG)

C(EHOSTUNREACH)

C(EIDRM)

C(EINPROGRESS)

C(EINTR)

C(EINVAL)

C(EIO)

C(EISCONN)

C(EISDIR)

C(ELOOP)

C(EMFILE)

C(EMLINK)

C(EMSGSIZE)

C(EMULTIHOP)

C(ENAMETOOLONG)

C(ENETDOWN)

C(ENETRESET)

C(ENETUNREACH)

C(ENFILE)

C(ENOBUFS)

C(ENODATA)

C(ENODEV)

C(ENOENT)

C(ENOEXEC)

C(ENOLCK)

C(ENOLINK)

C(ENOMEM)

C(ENOMSG)

C(ENOPROTOOPT)

C(ENOSPC)

C(ENOSR)

C(ENOSTR)

C(ENOSYS)

C(ENOTCONN)

C(ENOTDIR)

C(ENOTEMPTY)

C(ENOTRECOVERABLE)

C(ENOTSOCK)

C(ENOTSUP)

C(ENOTTY)

C(ENXIO)

C(EOPNOTSUPP)

C(EOVERFLOW)

C(EOWNERDEAD)

C(EPERM)

C(EPIPE)

C(EPROTO)

C(EPROTONOSUPPORT)

C(EPROTOTYPE)

C(EROFS)

C(ESPIPE)

C(ESRCH)

C(ESTALE)

C(ETIME)

C(ETIMEDOUT)

C(ETXTBSY)

C(EWOULDBLOCK)

C(EXDEV)

#endif

}