double x = case_data (c, cv)->f;
if (0 == strncasecmp ((char *)value_str (uv, 8), "N ", 8))
for (row = 0; row < n_vars; ++row)
double x = case_data (c, cv)->f;
if (0 == strncasecmp ((char *)value_str (uv, 8), "N ", 8))
for (row = 0; row < n_vars; ++row)