./bootstrap: running autoxt
autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: aclocal --force -I config
autoreconf: configure.ac: tracing
autoreconf: running: libtoolize --copy --force
Putting files in AC_CONFIG_AUX_DIR, `config'.
autoreconf: running: /nix/store/ssbv3b69b2pskf83ilnqqkw9db77k1qq-autoconf-2.61/bin/autoconf --force
autoreconf: configure.ac: not using Autoheader
autoreconf: running: automake --add-missing --copy --force-missing
configure.ac: installing `config/install-sh'
configure.ac: installing `config/missing'
c-grammar/src/converters/Makefile.am: installing `config/depcomp'
c-grammar/src/gnusyn/Makefile.am: installing `config/compile'
Makefile.am:49: install-exec-local was already defined in condition XT_XTC_REGISTER, which is included in condition TRUE ...
config/Makefile.xt:178: ... `install-exec-local' previously defined here
Makefile.am:19:   `config/Makefile.xt' included from here
Makefile.am:59: all-local was already defined in condition XT_XTC_REGISTER, which is included in condition TRUE ...
config/Makefile.xt:190: ... `all-local' previously defined here
Makefile.am:19:   `config/Makefile.xt' included from here
autoreconf: Leaving directory `.'