va_list ap;
struct dbuf_s dbuf;
size_t len;
+ size_t res;
dbuf_init (&dbuf, INITIAL_INLINEASM);
va_end (ap);
len = dbuf_get_length (&dbuf);
- fwrite(dbuf_get_buf (&dbuf), 1, len, fp);
+ res = fwrite(dbuf_get_buf (&dbuf), 1, len, fp);
+ assert(res == len);
dbuf_destroy (&dbuf);
}