Defined in 4 files as a prototype:

• iokit/IOKit/IOPlatformExpert.h, line 328 (as a prototype)
• iokit/IOKit/IOService.h, line 1241 (as a prototype)
• iokit/IOKit/IOService.h, line 1245 (as a prototype)
• iokit/Kernel/IOServicePrivate.h, line 192 (as a prototype)

Defined in 4 files as a function:

• iokit/Kernel/IOPlatformExpert.cpp, line 1682 (as a function)
• iokit/Kernel/IOService.cpp, line 5076 (as a function)
• iokit/Kernel/IOService.cpp, line 5763 (as a function)
• iokit/Kernel/IOService.cpp, line 5828 (as a function)

Referenced in 2 files:

• iokit/Kernel/IOService.cpp, line 5772
• iokit/Kernel/IOUserClient.cpp, line 3459