All symbols starting with `n' in iokit/IOKit

• name iokit/IOKit/IOKitDebug.h:52
• naturalOutputSegment iokit/IOKit/IOMemoryCursor.h:172
• newService iokit/IOKit/IOService.h:121
• NOT_EXPORT_HEADERS iokit/IOKit/Makefile:54
• NOT_LOCAL_HEADERS iokit/IOKit/Makefile:50
• nub iokit/IOKit/IOInterrupts.h:50
• NULL iokit/IOKit/IOTypes.h:50