RPCB_version_sz
#define RPCB_getaddrargs_sz (RPCB_program_sz + RPCB_version_sz + \
p = xdr_reserve_space(xdr, (RPCB_program_sz + RPCB_version_sz) << 2);
#define RPCB_mappingargs_sz (RPCB_program_sz + RPCB_version_sz + \