[gegl] operations: Only build the display op on UNIX platforms

[Martin Nordholts <martinn src gnome org>]

commit 4867b7b6f1dd7e6f56c76905191bcb3c37a6568b
Author: Martin Nordholts <martinn src gnome org>
Date:   Tue Aug 4 20:09:06 2009 +0200

    operations: Only build the display op on UNIX platforms
    
    The display op uses non-windowsish API, only build it on UNIX-like
    platforms.

 operations/external/Makefile.am |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/operations/external/Makefile.am b/operations/external/Makefile.am
index f0a3b4b..4712951 100644
--- a/operations/external/Makefile.am
+++ b/operations/external/Makefile.am
@@ -62,11 +62,13 @@ exr_load_la_LIBADD = $(op_libs) $(OPENEXR_LIBS)
 exr_load_la_CXXFLAGS = $(AM_CFLAGS) $(OPENEXR_CFLAGS)
 endif
 
+if OS_UNIX
 if HAVE_SDL
 ops += display.la
 display_la_LIBADD = $(op_libs) $(SDL_LIBS)
 display_la_CFLAGS = $(AM_CFLAGS) $(SDL_CFLAGS)
 endif
+endif
 
 if HAVE_OPENRAW
 ops += openraw.la