#include <data/variable.h>
#include <language/command.h>
#include <language/lexer/lexer.h>
-#include <libpspp/alloc.h>
#include <libpspp/message.h>
#include <data/case-ordering.h>
#include <math/sort.h>
#include <sys/types.h>
+#include "xalloc.h"
+
#include "gettext.h"
#define _(msgid) gettext (msgid)