newer autoreconf (autoconf) versions don't have the -M option and no replacement...
[libt2n] / doc /
drwxr-xr-x   ..
-rw-r--r-- 52022 Doxyfile.in
-rw-r--r-- 478 Makefile.am
-rw-r--r-- 1745 header.html
-rw-r--r-- 9543 index.doc