1#include <sys/types.h> 2#include <sys/stat.h> 3#include <stdbool.h> 4 5#include "hash.h" 6 7extern void record_file (Hash_table *ht, char const *file, 8 struct stat const *stats) 9 __attribute__((nonnull(2, 3))); 10 11extern bool seen_file (Hash_table const *ht, char const *file, 12 struct stat const *stats); 13