Patch for doc tool

[Mike Emmel <mike emmel gmail com>]

Hi I'm working on the directfb port this patch  stops  the building of
the X11 dependent tool shooter which was protected with a test for X11
not unix

--- Makefile.am.orig    2004-11-11 22:44:01.000000000 -0500
+++ Makefile.am 2005-07-03 22:37:25.476981680 -0400
@@ -16,10 +16,9 @@
        $(top_builddir)/gdk/$(gdktargetlib)                             \
        $(top_builddir)/gtk/$(gtktargetlib)

-if OS_UNIX
+if USE_X11
 noinst_PROGRAMS =              \
        doc-shooter
-endif

 doc_shooter_DEPENDENCIES = $(DEPS)
 doc_shooter_LDADD = $(LDADDS)
@@ -29,6 +28,7 @@
        shooter.c       \
        widgets.c       \
        widgets.h
+endif

 clean-local:
        rm -f *.png