• log4c_appender_type_define : appender.h
• log4c_category_define : category.h
• log4c_layout_type_define : layout.h
• log4c_location : location_info.h
• LOG4C_LOCATION_INFO_INITIALIZER : location_info.h
• ROLLINGPOLICY_ROLLOVER_ERR_CAN_LOG : rollingpolicy.h