merge-blobs.hon commit attr: avoid heavy work when we know the specified attr is not defined (06a604e)
   1#ifndef MERGE_BLOBS_H
   2#define MERGE_BLOBS_H
   3
   4#include "blob.h"
   5
   6extern void *merge_blobs(const char *, struct blob *, struct blob *, struct blob *, unsigned long *);
   7
   8#endif /* MERGE_BLOBS_H */