NBC_Scan_args_compare  635 ompi/mca/coll/libnbc/nbc.c   comminfo->NBC_Dict[NBC_SCAN] = hb_tree_new((dict_cmp_func)NBC_Scan_args_compare, NBC_SchedCache_args_delete_key_dummy, NBC_SchedCache_args_delete);
NBC_Scan_args_compare  244 ompi/mca/coll/libnbc/nbc_internal.h int NBC_Scan_args_compare(NBC_Scan_args *a, NBC_Scan_args *b, void *param);