Comment 2 for bug 1806509

Hi,

That warning does not indicate a problem and can be ignored.

From a little googling I gather that the proposed patch could break any software that has AM_MAINTAINER_MODE but not AM_MAINTAINER_MODE([enable]) in configure.ac.

https://blogs.gnome.org/desrt/2011/09/08/am_maintainer_mode-is-not-cool/
https://www.gnu.org/software/automake/manual/html_node/maintainer_002dmode.html
https://autotools.io/automake/maintainer.html
https://codesearch.debian.net/search?q=AM_MAINTAINER_MODE.*%28enable%29%7B0%7D&perpkg=1

Regards,
Juhani