All symbols starting with `e' in iokit/IOKit

• echo iokit/IOKit/Makefile:65
• eieio iokit/IOKit/IOLib.h:258
• entry iokit/IOKit/IODeviceTreeSupport.h:68
• ev_init_lock iokit/IOKit/IOSharedLock.h:69
• ev_is_locked iokit/IOKit/IOSharedLock.h:71
• ev_lock_data_t iokit/IOKit/IOSharedLock.h:66
• ev_lock_t iokit/IOKit/IOSharedLock.h:67
• EXPORT_MI_DIR iokit/IOKit/Makefile:67
• expr iokit/IOKit/Makefile:68