resolve-undo.hon commit send-email: send_message die on $!, not $? (5e2c2ab)
   1#ifndef RESOLVE_UNDO_H
   2#define RESOLVE_UNDO_H
   3
   4struct resolve_undo_info {
   5        unsigned int mode[3];
   6        unsigned char sha1[3][20];
   7};
   8
   9extern void record_resolve_undo(struct index_state *, struct cache_entry *);
  10extern void resolve_undo_write(struct strbuf *, struct string_list *);
  11extern struct string_list *resolve_undo_read(const char *, unsigned long);
  12extern void resolve_undo_clear_index(struct index_state *);
  13extern int unmerge_index_entry_at(struct index_state *, int);
  14extern void unmerge_index(struct index_state *, const char **);
  15
  16#endif