master c6e8b5354b: Fix some portability bugs in gtkutil.c

[Po Lu]

branch: master
commit c6e8b5354bb1d04c941fd29e31760322bc409133
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Fix some portability bugs in gtkutil.c
    
    * src/gtkutil.c (xg_widget_key_press_event_cb): Surround raising
    SIGIO with USABLE_SIGIO.
---
 src/gtkutil.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gtkutil.c b/src/gtkutil.c
index ff5c0f2751..c62bd898fb 100644
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -6251,7 +6251,9 @@ xg_widget_key_press_event_cb (GtkWidget *widget, GdkEvent 
*event,
       kbd_buffer_store_buffered_event (&inev, &xg_pending_quit_event);
     }
 
+#ifdef USABLE_SIGIO
   raise (SIGIO);
+#endif
   return true;
 }