/*D
   MPI_T_pvar_handle_free - Free an existing handle for a performance variable

Synopsis:
.vb
int MPI_T_pvar_handle_free(MPI_T_pvar_session session,
                           MPI_T_pvar_handle *handle)
.ve

Input Parameters:
. session - identifier of performance experiment session (handle)

Input/Output Parameters:
. handle - handle to be freed (handle)

.N ThreadSafe

.N Errors
.N MPI_SUCCESS
.N MPI_T_ERR_INVALID_HANDLE
.N MPI_T_ERR_INVALID_SESSION
.N MPI_T_ERR_NOT_INITIALIZED
.N MPI_ERR_OTHER

D*/

