--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/lxml/includes/libxslt/functions.h	Thu May 14 14:56:58 2020 -0400
@@ -0,0 +1,78 @@
+/*
+ * Summary: interface for the XSLT functions not from XPath
+ * Description: a set of extra functions coming from XSLT but not in XPath
+ *
+ * Copy: See Copyright for the status of this software.
+ *
+ * Author: Daniel Veillard and Bjorn Reese <breese@users.sourceforge.net>
+ */
+
+#ifndef __XML_XSLT_FUNCTIONS_H__
+#define __XML_XSLT_FUNCTIONS_H__
+
+#include <libxml/xpath.h>
+#include <libxml/xpathInternals.h>
+#include "xsltexports.h"
+#include "xsltInternals.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * XSLT_REGISTER_FUNCTION_LOOKUP:
+ *
+ * Registering macro, not general purpose at all but used in different modules.
+ */
+#define XSLT_REGISTER_FUNCTION_LOOKUP(ctxt)			\
+    xmlXPathRegisterFuncLookup((ctxt)->xpathCtxt,		\
+	xsltXPathFunctionLookup,				\
+	(void *)(ctxt->xpathCtxt));
+
+XSLTPUBFUN xmlXPathFunction XSLTCALL
+	xsltXPathFunctionLookup		(void *vctxt,
+					 const xmlChar *name,
+					 const xmlChar *ns_uri);
+
+/*
+ * Interfaces for the functions implementations.
+ */
+
+XSLTPUBFUN void XSLTCALL
+	xsltDocumentFunction		(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+XSLTPUBFUN void XSLTCALL
+	xsltKeyFunction			(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+XSLTPUBFUN void XSLTCALL
+	xsltUnparsedEntityURIFunction	(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+XSLTPUBFUN void XSLTCALL
+	xsltFormatNumberFunction	(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+XSLTPUBFUN void XSLTCALL
+	xsltGenerateIdFunction		(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+XSLTPUBFUN void XSLTCALL
+	xsltSystemPropertyFunction	(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+XSLTPUBFUN void XSLTCALL
+	xsltElementAvailableFunction	(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+XSLTPUBFUN void XSLTCALL
+	xsltFunctionAvailableFunction	(xmlXPathParserContextPtr ctxt,
+					 int nargs);
+
+/*
+ * And the registration
+ */
+
+XSLTPUBFUN void XSLTCALL
+	xsltRegisterAllFunctions	(xmlXPathContextPtr ctxt);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __XML_XSLT_FUNCTIONS_H__ */
+