XBT_EXPORT_NO_IMPORT(type)=type \
XBT_IMPORT_NO_EXPORT(type)=type \
XBT_PUBLIC_DATA(type)="extern type" \
XBT_PUBLIC_CLASS=class \
XBT_EXPORT_NO_IMPORT(type)=type \
XBT_IMPORT_NO_EXPORT(type)=type \
XBT_PUBLIC_DATA(type)="extern type" \
XBT_PUBLIC_CLASS=class \