diff --git a/src/hangulin.c b/src/hangulin.c
index e08fe63..337ea84 100644
--- a/src/hangulin.c
+++ b/src/hangulin.c
@@ -404,11 +404,13 @@
     hangul_input_clear();
 }
 
+#if (!defined(FEAT_XIM) && !defined(FEAT_GUI_GTK)) || defined(PROTO)
     int
 im_get_status(void)
 {
     return hangul_input_state_get();
 }
+#endif
 
     void
 hangul_input_state_toggle(void)