Fix bigcount versions of bcount, exscan, and file_write_all_begin

Signed-off-by: Jake Tronge <jtronge@lanl.gov>

Author: jtronge

ompi/mpi/c/bcast.c.in

@@ -29,7 +29,7 @@
 #include "ompi/memchecker.h"
 #include "ompi/runtime/ompi_spc.h"
 
-PROTOTYPE ERROR_CLASS bcast(BUFFER_OUT buffer, INT count, DATATYPE datatype,
+PROTOTYPE ERROR_CLASS bcast(BUFFER_OUT buffer, COUNT count, DATATYPE datatype,
                             INT root, COMM comm)
 {
     int err;

ompi/mpi/c/exscan.c.in

@@ -33,7 +33,7 @@
 #include "ompi/memchecker.h"
 #include "ompi/runtime/ompi_spc.h"
 
-PROTOTYPE ERROR_CLASS exscan(BUFFER sendbuf, BUFFER_OUT recvbuf, INT count,
+PROTOTYPE ERROR_CLASS exscan(BUFFER sendbuf, BUFFER_OUT recvbuf, COUNT count,
                              DATATYPE datatype, OP op, COMM comm)
 {
     int err;

ompi/mpi/c/file_write_all_begin.c.in

@@ -33,8 +33,8 @@
 #include "ompi/datatype/ompi_datatype.h"
 #include "ompi/memchecker.h"
 
-PROTOTYPE ERROR_CLASS file_write_all_begin(FILE fh, BUFFER buf, INT count,
-                             DATATYPE datatype)
+PROTOTYPE ERROR_CLASS file_write_all_begin(FILE fh, BUFFER buf, COUNT count,
+                                           DATATYPE datatype)
 {
     int rc;