Returns the underlying double-precision floating point value from an object.
- macOS 10.7+
- Mac Catalyst 13.0+
The floating point object which is to be examined.
The underlying floating point value.
Gets a pointer to the raw bytes of a data object from an array directly.
Creates an XPC object representing a POSIX file descriptor.
Returns a file descriptor that is equivalent to the one boxed by the file descriptor object.
Calculates a hash value for the given object.
Decrements the reference count of an object.
Increments the reference count of an object.
Creates an XPC object representing the given shared memory region.
Maps the region boxed by the XPC shared memory object into the caller’s address space.
Creates an XPC object representing a universally-unique identifier (UUID) as described by uuid(3).