var x float64
	var p *int
	var imap map[int]int
	var fslice []float64
	var c complex64
	// Some good format/argtypes
	fmt.Printf("")
	fmt.Printf("%b %b %b", 3, i, x)
	fmt.Printf("%c %c %c %c", 3, i, 'x', r)
	fmt.Printf("%d %d %d", 3, i, imap)
	fmt.Printf("%e %e %e %e", 3e9, x, fslice, c)
	fmt.Printf("%E %E %E %E", 3e9, x, fslice, c)
	fmt.Printf("%f %f %f %f", 3e9, x, fslice, c)
	fmt.Printf("%F %F %F %F", 3e9, x, fslice, c)

//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package lock

import (
	"os"
	"syscall"
)

// Internal function implements support for both
// blocking and non blocking lock type.
func lockedOpenFile(path string, flag int, perm os.FileMode, lockType int) (*LockedFile, error) {
	switch flag {
	case syscall.O_RDONLY:

	F_SETLKW                      = 0xd
	F_SETLKW64                    = 0xd
	F_SETOWN                      = 0x9
	F_TEST                        = 0x3
	F_TLOCK                       = 0x2
	F_TSTLK                       = 0xf
	F_ULOCK                       = 0x0
	F_UNLCK                       = 0x3
	F_WRLCK                       = 0x2
	HUPCL                         = 0x400
	ICANON                        = 0x2

			return false, nil
		}
		return true, nil
	}); err != nil {
		return nil, fmt.Errorf("failed to acquire old iptables lock: %v", err)
	}

	success = true
	return l, nil
}

func grabIptablesFileLock(f *os.File) error {
	return unix.Flock(int(f.Fd()), unix.LOCK_EX|unix.LOCK_NB)

        private final Striped<Lock> locks = Striped.lock(Runtime.getRuntime().availableProcessors() * 4);

        @Override
        public <V> V guardByKey(T key, Supplier<V> supplier) {
            Lock lock = locks.get(key);
            lock.lock();
            try {
                return supplier.get();
            } finally {
                lock.unlock();
            }
        }
    }

	F_SETPIPE_SZ                     = 0x407
	F_SETSIG                         = 0xa
	F_SHLCK                          = 0x8
	F_TEST                           = 0x3
	F_TLOCK                          = 0x2
	F_ULOCK                          = 0x0
	F_UNLCK                          = 0x2
	F_WRLCK                          = 0x1
	ICMPV6_FILTER                    = 0x1
	IFA_F_DADFAILED                  = 0x8

// won't ever see that event, and will always see any event after they are
// added.
func (m *Broadcaster) blockQueue(f func()) {
	m.incomingBlock.Lock()
	defer m.incomingBlock.Unlock()
	select {
	case <-m.stopped:
		return
	default:
	}
	var wg sync.WaitGroup
	wg.Add(1)
	m.incoming <- Event{
		Type: internalRunFunctionMarker,

		if err != nil {
			errResp(err)
			return
		}
	}

	nsLock := objectAPI.NewNSLock(minioMetaBucket, "health-check-in-progress")
	lkctx, err := nsLock.GetLock(ctx, newDynamicTimeout(deadline, deadline))
	if err != nil { // returns a locked lock
		errResp(err)
		return
	}

	defer nsLock.Unlock(lkctx)
	healthCtx, healthCancel := context.WithTimeout(lkctx.Context(), deadline)

					return ObjectLocked{}
				}

				if !ret.RetainUntilDate.Before(t) {
					return ObjectLocked{}
				}
				return nil
			}
			// https://docs.aws.amazon.com/AmazonS3/latest/dev/object-lock-overview.html#object-lock-retention-modes
			// If you try to delete objects protected by governance mode and have s3:BypassGovernanceRetention, the operation will succeed.

		err = errLockNotInitialized
	default:
		err = errors.New(r.Err)
	}
	return ok, err
}

// RLock calls read lock REST API.
func (c *lockRESTClient) RLock(ctx context.Context, args dsync.LockArgs) (reply bool, err error) {
	return c.call(ctx, lockRPCRLock, &args)
}

// Lock calls lock REST API.
func (c *lockRESTClient) Lock(ctx context.Context, args dsync.LockArgs) (reply bool, err error) {
	return c.call(ctx, lockRPCLock, &args)
}