-PKG_CHECK_MODULES(ETL, [ETL >= 0.04.12],,[
- AC_MSG_ERROR([ ** You need to install the ETL (version 0.04.12 or greater).])
+PKG_CHECK_MODULES(ETL, [ETL >= 0.04.13-RC1],,[
+ AC_MSG_ERROR([ ** You need to install the ETL (version 0.04.13-RC1 or greater).])