x11vnc: patch: don't install Xdummy when configured --without-x

There is just no point in Xdummy if x11 is not in DISTRO_FEATURES.

meta-oe/recipes-graphics/x11vnc/files/0001-misc-Makefile.am-don-t-install-Xdummy-when-configure.patch

@@ -0,0 +1,37 @@
+From 686491573827b98ba031adaa5da373366079d3d8 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Jean-Fran=C3=A7ois=20Dagenais?= <jeff.dagenais@gmail.com>
+Date: Mon, 11 Feb 2019 11:42:59 -0500
+Subject: [PATCH] misc/Makefile.am: don't install Xdummy when configured
+ --without-x
+
+Upstream-status: submitted https://github.com/jeff-dagenais/x11vnc/pull/1
+
+Signed-off-by: Jean-Francois Dagenais <jeff.dagenais@gmail.com>
+---
+ misc/Makefile.am | 6 +++++-
+ 1 file changed, 5 insertions(+), 1 deletion(-)
+
+diff --git a/misc/Makefile.am b/misc/Makefile.am
+index c0b98c8..e4a22c1 100644
+--- a/misc/Makefile.am
++++ b/misc/Makefile.am
+@@ -18,7 +18,10 @@ EXTRA_DIST = \
+ 	uinput.pl \
+ 	ultravnc_repeater.pl \
+ 	vcinject.pl \
+-	x11vnc_loop \
++	x11vnc_loop
++
++if HAVE_X11
++EXTRA_DIST += \
+ 	Xdummy.c \
+ 	Xdummy.in
+ 
+@@ -32,3 +35,4 @@ do_dummy_c_subst = $(SED) \
+ Xdummy: $(srcdir)/Xdummy.in $(srcdir)/Xdummy.c
+ 	$(do_dummy_c_subst) < $< > $@.tmp
+ 	mv -f $@.tmp $@
++endif
+-- 
+2.17.1
+

meta-oe/recipes-graphics/x11vnc/x11vnc_0.9.16.bb

@@ -9,6 +9,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263 \
 
 SRC_URI = "https://github.com/LibVNC/x11vnc/archive/${PV}.tar.gz;downloadfilename=x11vnc-${PV}.tar.gz\
            file://starting-fix.patch \
+	   file://0001-misc-Makefile.am-don-t-install-Xdummy-when-configure.patch \
 "
 
 SRC_URI[md5sum] = "64172e8f896389ec963fff93415f0d93"