diff options
Diffstat (limited to 'man3/cmsg.3')
| -rw-r--r-- | man3/cmsg.3 | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/man3/cmsg.3 b/man3/cmsg.3 index ee7ba45e0..c1368b5ad 100644 --- a/man3/cmsg.3 +++ b/man3/cmsg.3 @@ -206,9 +206,9 @@ option in a received ancillary buffer: struct msghdr msgh; struct cmsghdr *cmsg; int received_ttl; - +\& /* Receive auxiliary data in msgh */ - +\& for (cmsg = CMSG_FIRSTHDR(&msgh); cmsg != NULL; cmsg = CMSG_NXTHDR(&msgh, cmsg)) { if (cmsg\->cmsg_level == IPPROTO_IP @@ -217,7 +217,7 @@ for (cmsg = CMSG_FIRSTHDR(&msgh); cmsg != NULL; break; } } - +\& if (cmsg == NULL) { /* Error: IP_TTL not enabled or small buffer or I/O error */ } @@ -243,7 +243,7 @@ union { /* Ancillary data buffer, wrapped in a union char buf[CMSG_SPACE(sizeof(myfds))]; struct cmsghdr align; } u; - +\& msg.msg_iov = &io; msg.msg_iovlen = 1; msg.msg_control = u.buf; |