# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-#serial 5
+#serial 6
AC_DEFUN([AX_VCS_SYSTEM],
- [AC_CACHE_CHECK([for vcs system], [ac_cv_vcs_system],
+ [AC_PREREQ([2.63])dnl
+ AC_CACHE_CHECK([for vcs system], [ac_cv_vcs_system],
[ac_cv_vcs_system="none"
AS_IF([test -d ".bzr"],[ac_cv_vcs_system="bazaar"])
AS_IF([test -d ".svn"],[ac_cv_vcs_system="svn"])
])
AC_DEFUN([AX_VCS_CHECKOUT],
- [AC_REQUIRE([AX_VCS_SYSTEM])
+ [AC_PREREQ([2.63])dnl
+ AC_REQUIRE([AX_VCS_SYSTEM])
AC_CACHE_CHECK([for vcs checkout],[ac_cv_vcs_checkout],
[AS_IF([test "x$ac_cv_vcs_system" != "xnone"],
[ac_cv_vcs_checkout=yes],