Don't instruct user to run make when the configure script failed
Currently the autogen script will always tell user to run make even when the configure script failed, this patch changes the behavior to only show this message when the configure script terminates without error.
Refer-to: autogen.sh should check pkg-config's presence (#21 (closed)) · Issues · GNOME / libxml2 · GitLab #21 (closed) Signed-off-by: 林博仁(Buo-ren Lin) Buo.Ren.Lin@gmail.com