Exact upstream lxml 6.1.3 source, except these non-native, unused unlicensed XSL files are omitted:
lxml-6.1.3/src/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl
lxml-6.1.3/src/lxml/isoschematron/resources/xsl/XSD2Schtrn.xsl
Original archive SHA-256: 45222d94ddd511536f3b2f7d9deae3b2339b4ce0f075f1ca25703b07cad9dd21
Native library code is unmodified.
