reachable.hon commit Quiet warning if Makefile.PL is run with -w and no --localedir (4c8e5c5)
   1#ifndef REACHEABLE_H
   2#define REACHEABLE_H
   3
   4struct progress;
   5extern void mark_reachable_objects(struct rev_info *revs, int mark_reflog, struct progress *);
   6
   7#endif