Commit fd140b1261c introduced a minor disruption in ./configure output:

    checking whether to enable query trace logging... no
    checking for dlopen in -ldl... yes
    checking for dlopen... (cached) yes
    checking for dlclose... (cached) yes
    checking for dlsym... (cached) yes
    checking for Postgres DLZ driver... no
    checking for MySQL DLZ driver... checking for mysql_config... mysql_config
    no
    checking for Berkeley DB DLZ driver...... no
    checking for file system DLZ driver... no
    checking for LDAP DLZ driver... no
    checking for ODBC DLZ driver... no
    checking for stub DLZ driver... no
    checking contributed DLZ drivers... no
    configure: creating ./config.status