#define DT_UNKNOWN 0
#define DT_DIR 1
#define DT_REG 2
+#define DT_LNK 3
#define DTYPE(de) DT_UNKNOWN
#endif
#define cache_entry_size(len) ((offsetof(struct cache_entry,name) + (len) + 8) & ~7)
-struct cache_entry **active_cache;
-unsigned int active_nr, active_alloc, active_cache_changed;
+extern struct cache_entry **active_cache;
+extern unsigned int active_nr, active_alloc, active_cache_changed;
#define GIT_DIR_ENVIRONMENT "GIT_DIR"
#define DEFAULT_GIT_DIR_ENVIRONMENT ".git"