#elif defined(MAC_OS_pre_X)
tty=stdin;
#else
-#ifndef MPE
+#ifndef OPENSSL_SYS_MPE
if ((tty=fopen("/dev/tty","r")) == NULL)
#endif
tty=stdin;
#if defined(TTY_set) && !defined(VMS)
if (is_a_tty && (TTY_set(fileno(tty),&tty_new) == -1))
-#ifdef MPE
+#ifdef OPENSSL_SYS_MPE
; /* MPE lies -- echo really has been disabled */
#else
return(-1);