--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/lxml/includes/libxslt/variables.h	Thu May 14 14:56:58 2020 -0400
@@ -0,0 +1,118 @@
+/*
+ * Summary: interface for the variable matching and lookup.
+ * Description: interface for the variable matching and lookup.
+ *
+ * Copy: See Copyright for the status of this software.
+ *
+ * Author: Daniel Veillard
+ */
+
+#ifndef __XML_XSLT_VARIABLES_H__
+#define __XML_XSLT_VARIABLES_H__
+
+#include <libxml/xpath.h>
+#include <libxml/xpathInternals.h>
+#include "xsltexports.h"
+#include "xsltInternals.h"
+#include "functions.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/**
+ * XSLT_REGISTER_VARIABLE_LOOKUP:
+ *
+ * Registering macro, not general purpose at all but used in different modules.
+ */
+
+#define XSLT_REGISTER_VARIABLE_LOOKUP(ctxt)			\
+    xmlXPathRegisterVariableLookup((ctxt)->xpathCtxt,		\
+	       xsltXPathVariableLookup,	(void *)(ctxt));	\
+    xsltRegisterAllFunctions((ctxt)->xpathCtxt);		\
+    xsltRegisterAllElement(ctxt);				\
+    (ctxt)->xpathCtxt->extra = ctxt
+
+/*
+ * Flags for memory management of RVTs
+ */
+
+/**
+ * XSLT_RVT_LOCAL:
+ *
+ * RVT is destroyed after the current instructions ends.
+ */
+#define XSLT_RVT_LOCAL       ((void *)1)
+
+/**
+ * XSLT_RVT_FUNC_RESULT:
+ *
+ * RVT is part of results returned with func:result. The RVT won't be
+ * destroyed after exiting a template and will be reset to XSLT_RVT_LOCAL or
+ * XSLT_RVT_VARIABLE in the template that receives the return value.
+ */
+#define XSLT_RVT_FUNC_RESULT ((void *)2)
+
+/**
+ * XSLT_RVT_GLOBAL:
+ *
+ * RVT is part of a global variable.
+ */
+#define XSLT_RVT_GLOBAL      ((void *)3)
+
+/*
+ * Interfaces for the variable module.
+ */
+
+XSLTPUBFUN int XSLTCALL
+		xsltEvalGlobalVariables		(xsltTransformContextPtr ctxt);
+XSLTPUBFUN int XSLTCALL
+		xsltEvalUserParams		(xsltTransformContextPtr ctxt,
+						 const char **params);
+XSLTPUBFUN int XSLTCALL
+		xsltQuoteUserParams		(xsltTransformContextPtr ctxt,
+						 const char **params);
+XSLTPUBFUN int XSLTCALL
+		xsltEvalOneUserParam		(xsltTransformContextPtr ctxt,
+						 const xmlChar * name,
+						 const xmlChar * value);
+XSLTPUBFUN int XSLTCALL
+		xsltQuoteOneUserParam		(xsltTransformContextPtr ctxt,
+						 const xmlChar * name,
+						 const xmlChar * value);
+
+XSLTPUBFUN void XSLTCALL
+		xsltParseGlobalVariable		(xsltStylesheetPtr style,
+						 xmlNodePtr cur);
+XSLTPUBFUN void XSLTCALL
+		xsltParseGlobalParam		(xsltStylesheetPtr style,
+						 xmlNodePtr cur);
+XSLTPUBFUN void XSLTCALL
+		xsltParseStylesheetVariable	(xsltTransformContextPtr ctxt,
+						 xmlNodePtr cur);
+XSLTPUBFUN void XSLTCALL
+		xsltParseStylesheetParam	(xsltTransformContextPtr ctxt,
+						 xmlNodePtr cur);
+XSLTPUBFUN xsltStackElemPtr XSLTCALL
+		xsltParseStylesheetCallerParam	(xsltTransformContextPtr ctxt,
+						 xmlNodePtr cur);
+XSLTPUBFUN int XSLTCALL
+		xsltAddStackElemList		(xsltTransformContextPtr ctxt,
+						 xsltStackElemPtr elems);
+XSLTPUBFUN void XSLTCALL
+		xsltFreeGlobalVariables		(xsltTransformContextPtr ctxt);
+XSLTPUBFUN xmlXPathObjectPtr XSLTCALL
+		xsltVariableLookup		(xsltTransformContextPtr ctxt,
+						 const xmlChar *name,
+						 const xmlChar *ns_uri);
+XSLTPUBFUN xmlXPathObjectPtr XSLTCALL
+		xsltXPathVariableLookup		(void *ctxt,
+						 const xmlChar *name,
+						 const xmlChar *ns_uri);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __XML_XSLT_VARIABLES_H__ */
+