Defined in 2 files as a macro:

• iokit/DriverKit/IOReturn.h, line 148 (as a macro)
• iokit/IOKit/IOReturn.h, line 146 (as a macro)

Referenced in 5 files:

• iokit/Kernel/IOKitDebug.cpp, line 1381
• iokit/Kernel/IOLib.cpp, line 1128
• iokit/Kernel/IOMemoryDescriptor.cpp
  • line 663
  • line 3218
  • line 4203
• iokit/Kernel/IOService.cpp
  • line 7031
  • line 7092
• iokit/Kernel/IOUserServer.cpp
  • line 815
  • line 1849
  • line 1920