Vendor in latest containers(common, storage,image, buildah)

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

vendor/github.com/containers/buildah/pkg/util/uptime_netbsd.go

@@ -0,0 +1,25 @@
+package util
+
+import (
+	"time"
+	"unsafe"
+
+	"golang.org/x/sys/unix"
+)
+
+func clockGettime(clockid int32, time *unix.Timespec) (err error) {
+	_, _, e1 := unix.Syscall(unix.SYS_CLOCK_GETTIME, uintptr(clockid), uintptr(unsafe.Pointer(time)), 0)
+	if e1 != 0 {
+		return e1
+	}
+	return nil
+}
+
+func ReadUptime() (time.Duration, error) {
+	tv, err := unix.SysctlTimeval("kern.boottime")
+	if err != nil {
+		return 0, err
+	}
+	sec, nsec := tv.Unix()
+	return time.Now().Sub(time.Unix(sec, nsec)), nil
+}