opal_dss_lookup_data_type_fn_t 471 opal/dss/dss.h typedef char* (*opal_dss_lookup_data_type_fn_t)(opal_data_type_t type); opal_dss_lookup_data_type_fn_t 499 opal/dss/dss.h opal_dss_lookup_data_type_fn_t lookup_data_type;