File source-xsl.patch of Package lv2-swh-plugins

--- swh-lv2-5098e09/xslt/source.xsl	2017-08-03 05:17:15.405704915 +0200
+++ swh-lv2-5098e09/xslt/source.xsl	2017-08-03 05:17:29.745878601 +0200
@@ -11,6 +11,7 @@
 <xsl:variable name="PLUGINLABEL"><xsl:call-template name="allCaps"><xsl:with-param name="in" select="$pluginLabel" /></xsl:call-template></xsl:variable>
 #include &lt;math.h&gt;
 #include &lt;stdlib.h&gt;
+#include &lt;string.h&gt;
 #include "lv2.h"
 
 typedef struct _<xsl:value-of select="$PluginLabel"/> {