NAME
          pnet_inlen - Get number of connections

     SYNOPSIS
          #include <mpi.h>
          #include "pnet.h"

          int pnet_inlen(const Pnet *pnet,int node);

     DESCRIPTION
          Function returns number of connections for specified local
          node. Function is implemented as a macro.  The arguments of
          pnet_inlen are:

          pnet Pointer to initialized Pnet struct

          node Index of node. Must be
               pnet_lo(pnet)<=node<=pnet_hi(pnet).

     RETURN VALUE
          Upon successful completion number of connections is
          returned.

     AUTHORS
          For authors and contributors see AUTHORS file


     COPYRIGHT
          (C) Potsdam Institute for Climate Impact Research (PIK), see
          COPYRIGHT file


     SEE ALSO
          pnet_inindex(3), pnet_outlen(3), pnet_outindex(3),
          pnet_init(3), pnet_free(3), pnet_setup(3), pnet_hi(3),
          pnet_nodes(3)