#include <math.h>
#include <stdlib.h>
#include <string.h>
+#include <locale.h>
+#include <libintl.h>
#include <curses.h>
#ifdef DATA_DIR
#define SSTDOC DOC_NAME
#endif
+#define _(str) gettext(str)
+
#define min(x, y) ((x)<(y)?(x):(y))
#define max(x, y) ((x)>(y)?(x):(y))