Function mpi::ffi::PMPI_Pack

pub unsafe extern fn PMPI_Pack(inbuf: *const c_void,
                               incount: c_int,
                               datatype: MPI_Datatype,
                               outbuf: *mut c_void,
                               outsize: c_int,
                               position: *mut c_int,
                               comm: MPI_Comm)
                               -> c_int