- Global KEY_ATIME  
- do not use  
- Global KEY_CTIME  
- do not use  
- Global KEY_DIR  
- do not use  
- Global KEY_GID  
- do not use  
- Global KEY_MODE  
- do not use  
- Global KEY_MTIME  
- do not use  
- Global KEY_UID  
- do not use  
- Global keyGetATime  (const Key *key)
- This API is obsolete. 
- Global keyGetCTime  (const Key *key)
- This API is obsolete. 
- Global keyGetGID  (const Key *key)
- This API is obsolete. 
- Global keyGetMode  (const Key *key)
- This API is obsolete. 
- Global keyGetMTime  (const Key *key)
- This API is obsolete. 
- Global keyGetUID  (const Key *key)
- This API is obsolete. 
- Global keyNeedSync  (const Key *key)
- The handling of synchronization is done internally and does not need to be checked by neither application nor plugins. 
- Global keyNew  (const char *name,...)
- These other flags deprecated and KEY_META should be preferred. They remain some time, however, for compatibility:
- Global keySetCTime  (Key *key, time_t ctime)
- This API is obsolete. 
- Global keySetDir  (Key *key)
- This API is obsolete. 
- Global keySetGID  (Key *key, gid_t gid)
- This API is obsolete. 
- Global keySetMode  (Key *key, mode_t mode)
- This API is obsolete. It is only a mapping to keySetMeta(key, "mode", str) which should be prefered. 
- Global keySetMTime  (Key *key, time_t mtime)
- This API is obsolete. 
- Global keySetUID  (Key *key, uid_t uid)
- This API is obsolete. 
- Global ksNeedSync  (const KeySet *ks)
- Backends now work differently and do not rely on this information.