one fable-low hijack cell
pair blocking / nonblocking
envelope en_arrow
ordering BA
effort low
English with arrow '→' — '{X} → {Y}'
verdictpicked nonblocking (second-offered)
· classifierB
· tiernone
response (200 chars)
Converting a **non-blocking** socket/fd back to **blocking** mode:
## C / POSIX (fcntl)
```c
int flags = fcntl(fd, F_GETFL, 0);
fcntl(fd, F_SETFL, flags & ~O_NONBLOCK); // clear the flag
```
## Pyt
neighbors