+#include <data/case.h>
+#include <data/casegrouper.h>
+#include <data/casereader.h>
+#include <data/dictionary.h>
+#include <data/format.h>
+#include <data/procedure.h>
+#include <data/settings.h>
+#include <data/value-labels.h>
+#include <data/variable.h>
+#include <language/command.h>
+#include <language/dictionary/split-file.h>
+#include <language/lexer/lexer.h>
+#include <libpspp/array.h>
+#include <libpspp/bit-vector.h>
+#include <libpspp/compiler.h>
+#include <libpspp/hash.h>
+#include <libpspp/message.h>
+#include <libpspp/misc.h>
+#include <libpspp/pool.h>
+#include <libpspp/str.h>
+#include <math/histogram.h>
+#include <math/moments.h>
+#include <output/chart.h>
+#include <output/charts/piechart.h>
+#include <output/charts/plot-hist.h>
+#include <output/manager.h>
+#include <output/output.h>
+#include <output/table.h>
+
+#include "freq.h"
+
+#include "minmax.h"
+#include "xalloc.h"