SWI-Prolog -- API-function PL_unify_blob

Documentation
- Reference manual
  - Foreign Language Interface
    - The Foreign Include File
      - BLOBS: Using atoms to store arbitrary binary data
        
        Accessing blobs
        
        PL_is_blob()
        
        PL_unify_blob()
        
        PL_put_blob()
        
        PL_new_blob()
        
        PL_get_blob()
        
        PL_blob_data()
        
        PL_free_blob()
- Packages

ob using PL_blob_data()