diff --git a/src/ui.c b/src/ui.c
index 3fe99c5..befa5bb 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -184,10 +184,12 @@
 # endif
     {
 	if (wtime == -1 || wtime > 100L)
-	    (void)handle_signal(SIGNAL_UNBLOCK);  /* allow signals to kill us */
+	    /* allow signals to kill us */
+	    (void)vim_handle_signal(SIGNAL_UNBLOCK);
 	retval = mch_inchar(buf, maxlen, wtime, tb_change_cnt);
 	if (wtime == -1 || wtime > 100L)
-	    (void)handle_signal(SIGNAL_BLOCK);    /* block SIGHUP et al. */
+	    /* block SIGHUP et al. */
+	    (void)vim_handle_signal(SIGNAL_BLOCK);
     }
 #endif