xmlNewRoot v
i1 : xmlNewRoot "foo" o1 = <foo/> o1 : LibxmlNode (xmlTypeDescription)
i2 : xmlDocDump oo o2 = <?xml version="1.0" encoding="UTF-8"?> <foo/>
The source of this document is in /build/reproducible-path/macaulay2-1.25.06+ds/M2/Macaulay2/packages/XML.m2:662:0.