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diff --git a/libxml2-2.9.10/doc/checkapisym.xsl b/libxml2-2.9.10/doc/checkapisym.xsl
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+<?xml version="1.0"?>
+<!-- This stylesheet is used to check that symbols exported
+ from libxml2-api.xml are also present in the symbol file
+ symbols.xml which is used to generate libxml2.syms setting
+ up the allowed access point to the shared libraries -->
+
+
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+ version="1.0">
+ <xsl:output method="text" encoding="UTF-8"/>
+
+ <xsl:variable name="syms" select="document('symbols.xml')"/>
+
+ <xsl:template match="/">
+ <xsl:message terminate="no">
+ <xsl:text>Looking for functions in symbols.xml</xsl:text>
+ </xsl:message>
+ <xsl:apply-templates select="/api/symbols/function"/>
+ <xsl:message terminate="no">
+ <xsl:text>Found </xsl:text>
+ <xsl:value-of select="count(/api/symbols/function)"/>
+ <xsl:text> functions</xsl:text>
+ </xsl:message>
+ <xsl:message terminate="no">
+ <xsl:text>Looking for variables in symbols.xml</xsl:text>
+ </xsl:message>
+ <xsl:apply-templates select="/api/symbols/variable"/>
+ <xsl:message terminate="no">
+ <xsl:text>Found </xsl:text>
+ <xsl:value-of select="count(/api/symbols/variable)"/>
+ <xsl:text> variables</xsl:text>
+ </xsl:message>
+ </xsl:template>
+
+ <xsl:template match="function|variable">
+ <xsl:variable name="name" select="@name"/>
+ <xsl:variable name="symbol"
+ select="$syms/symbols/release/symbol[. = $name]"/>
+ <xsl:if test="string($symbol) != $name">
+ <xsl:message terminate="yes">
+ <xsl:text>Failed to find export in symbols.xml: </xsl:text>
+ <xsl:value-of select="$name"/>
+ </xsl:message>
+ </xsl:if>
+ </xsl:template>
+
+</xsl:stylesheet>
+