int MPI_Info_create(MPI_Info *info)
int MPI_Info_delete(MPI_Info info, char *key)
int MPI_Info_dup(MPI_Info info, MPI_Info *newinfo)
int MPI_Info_free(MPI_Info *info)
int MPI_Info_get(MPI_Info info, char *key, int valuelen, char *value, int *flag)
int MPI_Info_get_nkeys(MPI_Info info, int *nkeys)
int MPI_Info_get_nthkey(MPI_Info info, int n, char *key)
int MPI_Info_get_valuelen(MPI_Info info, char *key, int *valuelen, int *flag)
int MPI_Info_set(MPI_Info info, char *key, char *value)