Defined in 4 files as a prototype:

• iokit/IOKit/IOPlatformExpert.h, line 336 (as a prototype)
• iokit/IOKit/IOService.h, line 1243 (as a prototype)
• iokit/IOKit/IOService.h, line 1247 (as a prototype)
• iokit/Kernel/IOServicePrivate.h, line 193 (as a prototype)

Defined in 4 files as a function:

• iokit/Kernel/IOPlatformExpert.cpp, line 1685 (as a function)
• iokit/Kernel/IOService.cpp, line 5093 (as a function)
• iokit/Kernel/IOService.cpp, line 5780 (as a function)
• iokit/Kernel/IOService.cpp, line 5845 (as a function)

Referenced in 2 files:

• iokit/Kernel/IOService.cpp, line 5789
• iokit/Kernel/IOUserClient.cpp, line 3468