#ifndef HAVE_READPASSPHRASE
#include <termios.h>
+#include <signal.h>
+#include <ctype.h>
+#include <fcntl.h>
#include <readpassphrase.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
#ifdef TCSASOFT
# define _T_FLUSH (TCSAFLUSH|TCSASOFT)