+
+#include <data/procedure.h>
+#include <data/variable.h>
+#include <language/command.h>
+#include <language/lexer/lexer.h>
+#include <libpspp/compiler.h>
+#include <libpspp/message.h>
+#include <libpspp/str.h>
+#include <math/random.h>
+
+#include "xalloc.h"