dnl Use: Defines an m4 macro AUTO_VERSION which contains the current
dnl version number, worked out in some clever way.
-dnl AC_DEFUN([mdw_AUTO_VERSION], [nobody cares...])
+AC_DEFUN([mdw_AUTO_VERSION], [nobody cares...])
m4_define([mdw_AUTO_VERSION], [m4_define([AUTO_VERSION], m4_esyscmd([
if test -d .git && version=$(git describe --abbrev=4 2>/dev/null); then
case "$(git diff-index --name-only HEAD)" in