diff -urN cui32/cui.c cui33/cui.c
--- cui32/cui.c	Fri Jan 31 00:30:00 2014
+++ cui33/cui.c	Fri Jan 31 00:50:00 2014
@@ -330,6 +330,7 @@
 	struct cui_main_stack stk;
 	cui_main_stack sp = (cui_main_stack)&stk;
 
+	void *kd;
 	int key, val;
 	cui focus, obj;
 
@@ -339,7 +340,7 @@
 	main_stack = sp;
 
 	cui_esc_enter();
-	cui_key_enter();
+	if((kd = cui_key_enter()) == NULL) ERR("No Mem");
 
 	cui_clear(top_obj);
 	cui_draw(top_obj);
@@ -356,7 +357,7 @@
 			cui_draw(obj);
 		}
 	}
-	cui_key_exit();
+	cui_key_exit(kd);
 	cui_esc_exit();
 
 	main_stack = sp->prev;
diff -urN cui32/key.c cui33/key.c
--- cui32/key.c	Thu Jan 30 03:10:00 2014
+++ cui33/key.c	Fri Jan 31 00:50:00 2014
@@ -1,28 +1,34 @@
 #include "key.h"
 
+#include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 #include <sys/time.h>
 #include <termios.h>
 
 #define KEY_FD	0
-static struct termios term_bak;
 
-void
+void *
 cui_key_enter(void)
 {
-	struct termios raw;
+	struct termios raw, *bak;
+
+	if((bak = malloc(sizeof(struct termios))) == NULL) return NULL;
 
-	tcgetattr(KEY_FD, &term_bak);
+	tcgetattr(KEY_FD, bak);
 	cfmakeraw(&raw);
 	raw.c_lflag &= ~FLUSHO;
 	tcsetattr(KEY_FD, TCSANOW, &raw);
+	return bak;
 }
 
 void
-cui_key_exit(void)
+cui_key_exit(void *kd)
 {
-	tcsetattr(KEY_FD, TCSANOW, &term_bak);
+	if(!kd) return;
+	tcsetattr(KEY_FD, TCSANOW, (struct termios *)kd);
+	free(kd);
 }
 
 int
diff -urN cui32/key.h cui33/key.h
--- cui32/key.h	Thu Jan 30 03:10:00 2014
+++ cui33/key.h	Fri Jan 31 00:50:00 2014
@@ -9,8 +9,8 @@
 #define CUI_KEY_RIGHT	0x14 /* DC4 */
 #define CUI_KEY_ESC	0x1b
 
-void cui_key_enter(void);
-void cui_key_exit(void);
+void *cui_key_enter(void);
+void cui_key_exit(void *kd);
 int cui_key_get(void);
 int cui_key_get2(void);