Re-enable calls that modify an evbuffer.
@param buf The buffer to un-freeze @param at_front If true, we unfreeze the front of the buffer. If false, we unfreeze the back. @return 0 on success, -1 on failure.
See Implementation
Re-enable calls that modify an evbuffer.
@param buf The buffer to un-freeze @param at_front If true, we unfreeze the front of the buffer. If false, we unfreeze the back. @return 0 on success, -1 on failure.