Added stub for CheckCursor().

diff --git a/if1632/display.spec b/if1632/display.spec
index 97657d8..64d8e5e 100644
--- a/if1632/display.spec
+++ b/if1632/display.spec
@@ -28,7 +28,7 @@
 101 pascal16 Inquire(ptr) DisplayInquire
 102 pascal16 SetCursor(ptr) DisplaySetCursor
 103 pascal16 MoveCursor(word word) DisplayMoveCursor
-140 stub CheckCursor
+140 pascal16 CheckCursor() DisplayCheckCursor
 500 pascal16 UserRepaintDisable(word) UserRepaintDisable
 600 stub InkReady
 601 stub GetLPDevice
diff --git a/windows/keyboard.c b/windows/keyboard.c
index c0b8ede..7367f33 100644
--- a/windows/keyboard.c
+++ b/windows/keyboard.c
@@ -1488,6 +1488,14 @@
 }
 
 /***********************************************************************
+ *           DisplayCheckCursor                  (DISPLAY.104)
+ */
+VOID WINAPI DisplayCheckCursor()
+{
+    FIXME(keyboard, "stub\n");
+}
+
+/***********************************************************************
  *           UserRepaintDisable			(DISPLAY.103)
  */
 VOID WINAPI UserRepaintDisable( BOOL16 disable )