Gabriel was missing the AX_GENERATE_CHANGELOG macro because he hadn't built m4-common in a while, and you wind up with a notoriously terrible error message if AX_REQUIRE_DEFINED is missing.
(This does nothing to help the poor souls who do not yet have AX_REQUIRE_DEFINED installed....)
b6a61d8 Use more AX_REQUIRE_DEFINED
configure.ac | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
Upstream: git.gnome.org