kCFAllocatorMalloc
This allocator uses malloc(), realloc(), and free().
Declaration
let kCFAllocatorMalloc: CFAllocator!Discussion
Typically you should not use this allocator, use kCFAllocatorDefault instead. This allocator is useful as the bytesDeallocator in CFData or contentsDeallocator in CFString where the memory was obtained as a result of malloc type functions.