if echo AC_PACKAGE_VERSION | grep 'svn' >/dev/null ; then
lyx_devel_version=yes
AC_DEFINE(DEVEL_VERSION, 1, [Define if you are building a development version of LyX])
+ LYX_DATE="not released yet"
echo "WARNING: This is a development version. Expect bugs."
else
lyx_devel_version=no