I think that means someone needs to upgrade /usr/local/serf to 1.3.4. (Note that it's a symlink, i.e., build with --prefix=/usr/local/serf-1.3.4 and then update the symlink)
ne...@apache.org wrote on Mon, Mar 17, 2014 at 00:21:12 +0000: > Failed to build Revision: 1578185.