Defined in 2 files as a prototype:

• iokit/IOKit/IOMemoryDescriptor.h, line 500 (as a prototype)
• iokit/IOKit/IOMemoryDescriptor.h, line 505 (as a prototype)

Defined in 2 files as a function:

• iokit/Kernel/IOMemoryDescriptor.cpp, line 1683 (as a function)
• iokit/Kernel/IOMemoryDescriptor.cpp, line 1693 (as a function)

Referenced in 2 files:

• iokit/Kernel/IODataQueue.cpp, line 300
• iokit/Kernel/IOSharedDataQueue.cpp, line 160