int (*tobuf)(group */*h*/, buf */*b*/, ge */*x*/);
int (*frombuf)(group */*h*/, buf */*b*/, ge */*d*/);
int (*toraw)(group */*h*/, buf */*b*/, ge */*x*/);
int (*tobuf)(group */*h*/, buf */*b*/, ge */*x*/);
int (*frombuf)(group */*h*/, buf */*b*/, ge */*d*/);
int (*toraw)(group */*h*/, buf */*b*/, ge */*x*/);