Glenn, I have abandoned the current emacs trunk and retrieved a fresh new copy. I'm including my build logs. I don't see much difference in results. Regards, George... From: George R Goffe To: Glenn Morris Cc: Eli Zaretskii ; "jan.h.d@swipnet.se" ; "18552@debbugs.gnu.org" <18552@debbugs.gnu.org> Sent: Wednesday, October 1, 2014 5:17 PM Subject: Re: bug#18552: Possible bug building emacs trunk with Fedora 19-x86_64 Eli, I could get a whole new copy and try again. Yes? Regards, George... From: Glenn Morris To: George R Goffe Cc: Eli Zaretskii ; "jan.h.d@swipnet.se" ; "18552@debbugs.gnu.org" <18552@debbugs.gnu.org> Sent: Wednesday, October 1, 2014 3:38 PM Subject: Re: bug#18552: Possible bug building emacs trunk with Fedora 19-x86_64 Err, what is going on here...?   + bzr update trunk -v   Tree is up to date at revision 108646 of branch /export/home/tools/emacs/trunk   [...]   Your system has the required tools, running autoreconf...   autoreconf: 'configure.ac' and 'configure.in' both present.   autoreconf: proceeding with 'configure.ac'   [...]   /tools/emacs/trunk/build-aux/missing: Unknown `--is-lightweight' option   Try `/tools/emacs/trunk/build-aux/missing --help' for more information   configure: WARNING: 'missing' script is too old or missing The Emacs trunk is currently at r118003, so you seem to be missing about 10000 revisions. I'm going to guess that your copy of the Emacs repo is messed up...