Environment Management Routines
MPI_Abort	MPI_Errhandler_create	MPI_Errhandler_free
MPI_Errhandler_get	MPI_Errhandler_set	MPI_Error_class
MPI_Error_string	MPI_Finalize	MPI_Get_processor_name
MPI_Init	MPI_Initialized	MPI_Wtick
MPI_Wtime
Point-to-Point Communication Routines
MPI_Bsend	MPI_Bsend_init	MPI_Buffer_attach
MPI_Buffer_detach	MPI_Cancel	MPI_Get_count
MPI_Get_elements	MPI_Ibsend	MPI_Iprobe
MPI_Irecv	MPI_Irsend	MPI_Isend
MPI_Issend	MPI_Probe	MPI_Recv
MPI_Recv_init	MPI_Request_free	MPI_Rsend
MPI_Rsend_init	MPI_Send	MPI_Send_init
MPI_Sendrecv	MPI_Sendrecv_replace	MPI_Ssend
MPI_Ssend_init	MPI_Start	MPI_Startall
MPI_Test	MPI_Test_cancelled	MPI_Testall
MPI_Testany	MPI_Testsome	MPI_Wait
MPI_Waitall	MPI_Waitany	MPI_Waitsome
Collective Communication Routines
MPI_Allgather	MPI_Allgatherv	MPI_Allreduce
MPI_Alltoall	MPI_Alltoallv	MPI_Barrier
MPI_Bcast	MPI_Gather	MPI_Gatherv
MPI_Op_create	MPI_Op_free	MPI_Reduce
MPI_Reduce_scatter	MPI_Scan	MPI_Scatter
MPI_Scatterv
Process Group Routines
MPI_Group_compare	MPI_Group_difference	MPI_Group_excl
MPI_Group_free	MPI_Group_incl	MPI_Group_intersection
MPI_Group_range_excl	MPI_Group_range_incl	MPI_Group_rank
MPI_Group_size	MPI_Group_translate_ranks	MPI_Group_union
Communicators Routines
MPI_Comm_compare	MPI_Comm_create	MPI_Comm_dup
MPI_Comm_free	MPI_Comm_group	MPI_Comm_rank
MPI_Comm_remote_group	MPI_Comm_remote_size	MPI_Comm_size
MPI_Comm_split	MPI_Comm_test_inter	MPI_Intercomm_create
MPI_Intercomm_merge
Derived Types Routines
MPI_Type_commit	MPI_Type_contiguous	MPI_Type_count
MPI_Type_extent	MPI_Type_free	MPI_Type_hindexed
MPI_Type_hvector	MPI_Type_indexed	MPI_Type_lb
MPI_Type_size	MPI_Type_struct	MPI_Type_ub
MPI_Type_vector
Virtual Topology Routines
MPI_Cart_coords	MPI_Cart_create	MPI_Cart_get
MPI_Cart_map	MPI_Cart_rank	MPI_Cart_shift
MPI_Cart_sub	MPI_Cartdim_get	MPI_Dims_create
MPI_Graph_create	MPI_Graph_get	MPI_Graph_map
MPI_Graph_neighbors	MPI_Graph_neighbors_count	MPI_Graphdims_get
MPI_Topo_test
Miscellaneous Routines
MPI_Address	MPI_Attr_delete	MPI_Attr_get
MPI_Attr_put	MMPI_DUP_FN	MPI_Keyval_create
MPI_Keyval_free	MPI_NULL_COPY_FN	MPI_NULL_DELETE_FN
MPI_Pack	MPI_Pack_size	MPI_Pcontrol
MPI_Unpack