mpicc-mpich-mp  -g -O2 -ggdb -Wall -Wextra -Wno-unused-variable -Wno-unused-parameter -Wno-unused-but-set-variable -Wno-unknown-pragmas   -DMPI -c  bounds.c
warning: unknown warning option '-Wno-unused-but-set-variable'; did you mean
     '-Wno-unused-const-variable'? [-Wunknown-warning-option]
In file included from bounds.c:47:
In file included from ./decs.h:47:
/opt/local/include/mpich-mp/mpi.h:116:56: error: expected identifier
static const MPI_Datatype mpich_mpi_char               MPICH_ATTR_TYPE_T...
                                                      ^
/opt/local/include/mpich-mp/mpi.h:24:106: note: expanded from macro
     'MPICH_ATTR_TYPE_TAG'
 ...__attribute__((type_tag_for_datatype(MPI,type)))
                                         ^
<command line>:1:13: note: expanded from here
#define MPI 1