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

• EXTERN_API_1 bsd/hfs/hfscommon/headers/system/ConditionalMacros.h:1071
• EXTERN_API_2 bsd/hfs/hfscommon/headers/system/ConditionalMacros.h:1072
• EXTERN_API_3 bsd/hfs/hfscommon/headers/system/ConditionalMacros.h:1073
• EXTERN_API_4 bsd/hfs/hfscommon/headers/system/ConditionalMacros.h:1074