Typedefs starting with `e' in bsd/hfs/hfscommon/headers/system

• extended bsd/hfs/hfscommon/headers/system/ConditionalMacros.h:319
• extended80 bsd/hfs/hfscommon/headers/system/MacOSTypes.h:442
• extended96 bsd/hfs/hfscommon/headers/system/MacOSTypes.h:443