diff --git a/src/conio/ciolib.c b/src/conio/ciolib.c
index dbdc7d0f1e0ad736519280c67d476cba8f7cc126..1ff8834e03f580469c090ea56501d1a728265d2b 100644
--- a/src/conio/ciolib.c
+++ b/src/conio/ciolib.c
@@ -538,6 +538,7 @@ CIOLIBEXPORT int initciolib(int mode)
 /*
  * Returns non-zero if a key is hit
  */
+// TODO: A version that takes a timeout and blocks (ie: kbwait()?)
 CIOLIBEXPORT int ciolib_kbhit(void)
 {
 	CIOLIB_INIT();