.TH MPIR_Type_commit 3 "11/12/2019" " " "MPI" .SH NAME MPIR_Type_commit \- nput Parameters: . datatype_p - pointer to MPI datatype .SH SYNOPSIS .nf int MPIR_Type_commit(MPI_Datatype * datatype_p) .fi .SH OUTPUT PARAMETERS .SH RETURN VALUE 0 on success, -1 on failure.