Use the named SINCE_VERSION defines for version checks
-rw-r--r-- 1011 .gitignore
-rw-r--r-- 2417 COPYING
-rw-r--r-- 28533 Makefile.am
-rw-r--r-- 850 README
-rwxr-xr-x 200 autogen.sh
drwxr-xr-x - clients
-rw-r--r-- 21036 configure.ac
drwxr-xr-x - data
drwxr-xr-x - desktop-shell
drwxr-xr-x - fullscreen-shell
drwxr-xr-x - m4
drwxr-xr-x - man
-rw-r--r-- 3483 notes.txt
drwxr-xr-x - protocol
-rw-r--r-- 1605 releasing.txt
drwxr-xr-x - shared
drwxr-xr-x - src
drwxr-xr-x - tests
drwxr-xr-x - wcap
-rw-r--r-- 1577 weston.ini.in
drwxr-xr-x - xwayland