<?xml version='1.0' encoding='utf-8' ?>
<!DOCTYPE programlisting PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
]>
<!-- Automatically generated file.  Do not edit. -->
<programlisting language="C">
char buf[512];
char *current = buf;
const char *const end = buf + sizeof(buf);
for (struct item *it = data; it-&#62;key; ++it) {
  snprintf(current, end - current, "%s%s=%d",
	       current == buf ? "" : ", ", it-&#62;key, it-&#62;value);
  current += strlen(current);
}
</programlisting>
