MPI_CALL(XBT_PUBLIC int, MPI_Group_compare, (MPI_Group group1, MPI_Group group2, int* result));
MPI_CALL(XBT_PUBLIC int, MPI_Group_union, (MPI_Group group1, MPI_Group group2, MPI_Group* newgroup));
MPI_CALL(XBT_PUBLIC int, MPI_Group_intersection, (MPI_Group group1, MPI_Group group2, MPI_Group* newgroup));
MPI_CALL(XBT_PUBLIC int, MPI_Group_difference, (MPI_Group group1, MPI_Group group2, MPI_Group* newgroup));
MPI_CALL(XBT_PUBLIC int, MPI_Group_compare, (MPI_Group group1, MPI_Group group2, int* result));
MPI_CALL(XBT_PUBLIC int, MPI_Group_union, (MPI_Group group1, MPI_Group group2, MPI_Group* newgroup));
MPI_CALL(XBT_PUBLIC int, MPI_Group_intersection, (MPI_Group group1, MPI_Group group2, MPI_Group* newgroup));
MPI_CALL(XBT_PUBLIC int, MPI_Group_difference, (MPI_Group group1, MPI_Group group2, MPI_Group* newgroup));