These headers don't really need datapath-protocol.h. connmgr.h indirectly
used "struct nlattr" from that header, so add a forward declaration. (The
next commit will remove use of struct nlattr entirely from that header,
since it is not really appropriate.)
#include "openflow/nicira-ext.h"
#include "openflow/openflow.h"
#include "hash.h"
-#include "openvswitch/datapath-protocol.h"
#include "util.h"
struct dpif_flow_stats;
#include <stdint.h>
#include <stdbool.h>
-#include "openvswitch/datapath-protocol.h"
/* These functions are Linux specific, so they should be used directly only by
* Linux-specific code. */
#include "openflow/nicira-ext.h"
#include "openvswitch/types.h"
+struct nlattr;
struct ofconn;
struct ofopgroup;
struct ofputil_flow_removed;