Variables starting with `i' in iokit/Kernel

• in iokit/Kernel/IOServicePM.cpp:169
• IOFilterInterruptEventSource iokit/Kernel/IOFilterInterruptEventSource.cpp:63
• IOService iokit/Kernel/IOFilterInterruptEventSource.cpp:130
• IOZeroTvalspec iokit/Kernel/IOLib.c:43
• it iokit/Kernel/IOServicePM.cpp:75