ucsc/net.c:33:47: error: ‘CURLINFO_CONTENT_LENGTH_DOWNLOAD_T’ undeclared (first use in this function); did you mean ‘CURLINFO_CONTENT_LENGTH_DOWNLOAD’? CURLcode status = curl_easy_getinfo(curl, CURLINFO_CONTENT_LENGTH_DOWNLOAD_T, ^ make: *** [ucsc/net.o] Error 1 结合别的帖子,...