/*D
   MPI_Lookup_name - Lookup a port given a service name

Synopsis:
.vb
int MPI_Lookup_name(const char *service_name, MPI_Info info, char *port_name)
.ve

Input Parameters:
+ service_name - a service name (string)
- info - implementation-specific information (handle)

Output Parameters:
. port_name - a port name (string)

Notes:
If the 'service_name' is found, MPI copies the associated value into
'port_name'.  The maximum size string that may be supplied by the system is
'MPI_MAX_PORT_NAME'.

.N ThreadSafe

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_ARG
.N MPI_ERR_INFO
.N MPI_ERR_OTHER

D*/

