internal extern static int PeerCollabAsyncInviteEndpoint(IntPtr pcEndpoint, ref PEER_INVITATION pcInvitation, SafeWaitHandle hEvent, out SafeCollabInvite phInvitation);
internal extern static int PeerCollabInviteEndpoint(IntPtr pcEndpoint, ref PEER_INVITATION pcInvitation, out SafeCollabData ppResponse);
internal extern static int PeerCollabInviteContact(ref PEER_CONTACT pcContact, IntPtr pcEndpoint, ref PEER_INVITATION pcInvitation, out SafeCollabData ppResponse);
internal extern static int PeerCollabAsyncInviteEndpoint( IntPtr pcEndpoint, ref PEER_INVITATION pcInvitation, SafeWaitHandle hEvent, out SafeCollabInvite phInvitation);
internal extern static int PeerCollabInviteEndpoint( IntPtr pcEndpoint, ref PEER_INVITATION pcInvitation, out SafeCollabData ppResponse);
internal extern static int PeerCollabInviteContact( ref PEER_CONTACT pcContact, IntPtr pcEndpoint, ref PEER_INVITATION pcInvitation, out SafeCollabData ppResponse);