Free heap space of a W3ADocumentInfo

	[[dispose_doc]] deallocates the fields of a
	[[W3ADocumentInfo]] structure and then dealocates the
	structure itself.

<<*>>=
#include <config.h>
#include <w3a.h>
#include <str.h>

/* dispose_doc -- free the heap space occupied by a W3ADocumentInfo pointer */
EXPORT void dispose_doc(W3ADocumentInfo *doc)
{
    assert(doc);
    dispose(doc->url);
    dispose(doc->mime_type);
    dispose(doc->mime_params);
    dispose(doc->title);
    dispose(doc->referer);
    dispose(doc->status);
    dispose(doc->location);
    dispose(doc);
}