DOF_ID_DIFVERS
h.dofh_ident[DOF_ID_DIFVERS]);
dof->dofh_ident[DOF_ID_DIFVERS] = DIF_VERSION;
hp->dofh_ident[DOF_ID_DIFVERS] = dtp->dt_conf.dtc_difversion;
dof->dofh_ident[DOF_ID_DIFVERS] = DIF_VERSION;
if (dof->dofh_ident[DOF_ID_DIFVERS] != DIF_VERSION_2) {