In addition to Dennis' comment; ctest.c should be a copy of the file `ref_ctest.c` in the same directory. Is that file empty as well? -Ward > I think that ctest.c gets generated, so did you look at the output to see > if something failed earlier in the make check output? > =Dennis Heimbigner > Unidata > Ticket Details =================== Ticket ID: ZZR-129309 Department: Support netCDF Priority: Normal Status: Closed