+#include <data/dictionary.h>
+#include <data/file-handle-def.h>
+#include <data/procedure.h>
+#include <data/variable.h>
+#include <language/command.h>
+#include <language/data-io/file-handle.h>
+#include <language/lexer/lexer.h>
+#include <language/lexer/variable-parser.h>
+#include <libpspp/alloc.h>
+#include <libpspp/compiler.h>
+
+/* (headers) */