/usr/share/doc/libcurl4-openssl-dev/libcurl/html/ is in libcurl4-openssl-dev 7.22.0-3ubuntu4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_cleanup.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_duphandle.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_escape.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_getinfo.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_init.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_pause.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_perform.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_recv.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_reset.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_send.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_setopt.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_strerror.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_easy_unescape.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_escape.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_formadd.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_formfree.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_formget.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_free.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_getdate.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_getenv.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_global_cleanup.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_global_init.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_global_init_mem.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_mprintf.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_add_handle.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_assign.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_cleanup.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_fdset.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_info_read.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_init.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_perform.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_remove_handle.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_setopt.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_socket.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_socket_action.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_strerror.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_multi_timeout.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_share_cleanup.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_share_init.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_share_setopt.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_share_strerror.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_slist_append.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_slist_free_all.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_strequal.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_unescape.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_version.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/curl_version_info.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/index.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/libcurl-easy.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/libcurl-errors.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/libcurl-multi.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/libcurl-share.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/libcurl-tutorial.html
/usr/share/doc/libcurl4-openssl-dev/libcurl/html/libcurl.html