#include <stdlib.h>
#include <string.h>
-#include <libpspp/alloc.h>
#include <libpspp/message.h>
#include <data/variable.h>
#include <data/category.h>
#include <gsl/gsl_vector.h>
#include <gsl/gsl_matrix.h>
+#include "xalloc.h"
+
#define DM_COLUMN_NOT_FOUND -1
#define DM_INDEX_NOT_FOUND -3