diff --git a/src/mess/machine/apollo_kbd.h b/src/mess/machine/apollo_kbd.h
index de9105fd84e..95692682898 100644
--- a/src/mess/machine/apollo_kbd.h
+++ b/src/mess/machine/apollo_kbd.h
@@ -167,10 +167,10 @@ private:
 		void putchar(UINT8 data);
 	private:
 		apollo_kbd_device *m_device; // pointer back to our device
-#if defined(KBD_TTY_NAME)
+//#if defined(KBD_TTY_NAME)
 		const char *m_tty_name;
 		int m_tty_fd; /* File descriptor of keyboard tty */
-#endif
+//#endif
 		int m_connected;
 	};