message: remove use of struct_size_field_list() in favor of newly-exported FMstruct_size_field_list().  This essentially requires the use of a bug-fixed FFS library (or gets a link error).  Stop-gap measure until I get the version stuff in the Korvo stack rewritten.
diff: @@ -540,8 +540,6 @@ static FFSVarRec CreateVarRec(SstStream Stream, const char *ArrayName)
  return &Info->VarList[Info->VarCount++];
  }
  -// GSE - should be exported from FFS/FM, but isn't
  -extern int struct_size_field_list(FMFieldList list, int pointer_size);
  extern void CP_verbose(SstStream Stream, char *Format, ...);
  extern int SstWriterBeginStep(SstStream Stream, int mode,
  @@ -929,7 +927,7 @@ extern void SstWriterEndStep(SstStream Stream)
  struct FFSFormatBlock *Block = malloc(sizeof(*Block));
  FMFormat Format = FMregister_simple_format(
  Info->LocalFMContext, "MetaData", Info->MetaFields,
  - struct_size_field_list(Info->MetaFields, sizeof(char *)));
  + FMstruct_size_field_list(Info->MetaFields, sizeof(char *)));
  Info->MetaFormat = Format;
  Block->FormatServerRep =
  get_server_rep_FMformat(Format, &Block->FormatServerRepLen);
  @@ -943,7 +941,7 @@ extern void SstWriterEndStep(SstStream Stream)
  struct FFSFormatBlock *Block = malloc(sizeof(*Block));
  FMFormat Format = FMregister_simple_format(
  Info->LocalFMContext, "Data", Info->DataFields,
  - struct_size_field_list(Info->DataFields, sizeof(char *)));
  + FMstruct_size_field_list(Info->DataFields, sizeof(char *)));
  Info->DataFormat = Format;
  Block->FormatServerRep =
  get_server_rep_FMformat(Format, &Block->FormatServerRepLen);
  