Now there are other PACKAGECONFIG options to qemu, we need
to append to the list.
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
# By default qemu will build with a builtin VNC server where graphical output can be
# seen. The two lines below enable the SDL backend too. This assumes there is a
# libsdl library available on your build system.
-PACKAGECONFIG_pn-qemu-native = "sdl"
-PACKAGECONFIG_pn-nativesdk-qemu = "sdl"
+PACKAGECONFIG_append_pn-qemu-native = " sdl"
+PACKAGECONFIG_append_pn-nativesdk-qemu = " sdl"
ASSUME_PROVIDED += "libsdl-native"