[gegl] operations: #define SIGQUIT 3 in display.c on win32 to fix compilation

[Martin Nordholts <martinn src gnome org>]

commit 7005c301a1a818bb7ef957b89e6c4cfbef9275fa
Author: Martin Nordholts <martinn src gnome org>
Date:   Fri Aug 7 20:12:00 2009 +0200

    operations: #define SIGQUIT 3 in display.c on win32 to fix compilation

 operations/external/display.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/operations/external/display.c b/operations/external/display.c
index 276f1a9..a8278e4 100644
--- a/operations/external/display.c
+++ b/operations/external/display.c
@@ -42,6 +42,12 @@ gegl_chant_int(height, "", 0, 1000, 0, "private")
 #include <SDL.h>
 #include <signal.h>
 
+#ifdef G_OS_WIN32
+#ifndef SIGQUIT
+#define SIGQUIT 3
+#endif
+#endif
+
 static void
 sighandler (int signal)
 {