--- gforth/Attic/io.h	1994/07/08 15:00:48	1.3
+++ gforth/Attic/io.h	1995/02/02 18:13:04	1.4
@@ -2,15 +2,25 @@
 
 #include <setjmp.h>
 
+extern jmp_buf throw_jmp_buf;
+
+#ifdef MSDOS
+#  define prep_terminal()
+#  define deprep_terminal()
+#  define install_signal_handlers()
+
+#  include <conio.h>
+
+#  define key()		getch()
+#  define key_query       FLAG(kbhit())
+#else
 unsigned char getkey(FILE *);
 long key_avail(FILE *);
 void prep_terminal();
 void deprep_terminal();
 void install_signal_handlers(void);
 
-extern jmp_buf throw_jmp_buf;
-
-#define key()		getkey(stdin)
-#define key_query	-(!!key_avail(stdin)) /* !! FLAG(...)? - anton */
+#  define key()		getkey(stdin)
+#  define key_query	-(!!key_avail(stdin)) /* !! FLAG(...)? - anton */
          		/* flag was originally wrong -- lennart */
-
+#endif