If count is greater than SSIZE_MAX, the result is unspecified.RETURN VALUEOn success, the number of bytes read is returned (zero indicates end of file), and the file position is advanced by this number. It is not an error if this number is smaller than the number of bytes requested. . . .
So put the corn in the oven however you choose to, and set the timer for 30 minutes. Oh how I love the smell of the corn cooking this way. A real roasted smell. After 30 minutes, remove the corn from the oven.
If your corn is very fresh, cook it for three to five minutes. For corn that's a few days old, go for six to eight minutes. â Read More: How to Cook Corn on the Cob