#include <libpspp/compiler.h>
#include <libpspp/freaderror.h>
#include <libpspp/hash.h>
-#include <libpspp/message.h>
#include <libpspp/misc.h>
#include <libpspp/start-date.h>
#include <libpspp/version.h>
/* Driver initialization. */
static bool
-ps_open_driver (struct outp_driver *this, const char *options)
+ps_open_driver (struct outp_driver *this, const struct string *options)
{
struct ps_driver_ext *x;
size_t i;