ConfigDev
const struct ConfigDev *cd = data;
return fixed_size_llseek(file, off, whence, sizeof(struct ConfigDev));
struct ConfigDev cd;
if (pos >= sizeof(struct ConfigDev))
if (nbytes >= sizeof(struct ConfigDev))
nbytes = sizeof(struct ConfigDev);
if (pos + nbytes > sizeof(struct ConfigDev))
nbytes = sizeof(struct ConfigDev) - pos;
.size = sizeof(struct ConfigDev),
struct ConfigDev cd;