Miscellaneous

Associating Information With Status

MPI_Status_set_cancelled 
MPI_Status_set_elements

Generalized Requests

MPI_Grequest_complete 
MPI_Grequest_start

Naming Objects

MPI_Comm_get_name 
MPI_Comm_set_name 
MPI_Type_get_name 
MPI_Type_set_name 

Threads

MPI_Query_thread

Handle Translation

MPI_Comm_c2f
MPI_Comm_f2c
MPI_Group_c2f
MPI_Group_f2c
MPI_Info_c2f
MPI_Info_f2c
MPI_Op_c2f
MPI_Op_f2c
MPI_Request_c2f
MPI_Request_f2c
MPI_Type_c2f
MPI_Type_f2c

Status Conversion

MPI_Status_c2f
MPI_Status_f2c