Hi Has anyone else seen this error from configure ? checking for JSON... yes checking for LIBMONGO... no checking for prop_get in -lsasl2... no checking for libESMTP... yes checking for HIREDIS... yes checking for RIEMANN_CLIENT... no checking for PYTHON... no checking for JAVA_VERSION... 1.8 checking for GRADLE_VERSION... 2 checking whether to enable Sun STREAMS support... no checking whether to enable IPv6 support... yes checking whether to enable Linux capability support... no checking whether to enable mongodb destination support... yes checking whether to enable amqp destination support... yes checking for UUID... no ./configure: line 19787: syntax error near unexpected token `syslog-ng-config.h,' ./configure: line 19787: `AX_PREFIX_CONFIG_H(syslog-ng-config.h, "SYSLOG_NG")'