question: IANA , or zoneinfo , updates are installed as a part of what ordinary function when changes to DST policy are made ?
answer: system maintenance
turker_answer: IANA , or zoneinfo , updates are installed as a part of system maintenance when changes to DST policy are made .
rule-based: IANA , or zoneinfo , updates are installed as a part of system maintenance ordinary function when changes to DST policy are made .