cmsg_len 75 maint/gnulib/lib/passfd.c cmsg->cmsg_len = CMSG_LEN (sizeof fd); cmsg_len 78 maint/gnulib/lib/passfd.c msg.msg_controllen = cmsg->cmsg_len; cmsg_len 142 maint/gnulib/lib/passfd.c cmsg->cmsg_len = CMSG_LEN (sizeof fd); cmsg_len 158 maint/gnulib/lib/passfd.c if (cmsg == NULL || cmsg->cmsg_len != CMSG_LEN (sizeof fd)