SWI-Prolog -- API-function PL_free

Documentation
- Reference manual
  - Foreign Language Interface
    - Notes on Using Foreign Code
      - Memory Allocation
        
        PL_malloc()
        
        PL_realloc()
        
        PL_free()
- Packages

Availability:C-language interface function

void PL_free(void *mem)

Release memory. The mem argument must be obtained from a previous PL_malloc() or PL_realloc() call.