CMSG_LEN           75 maint/gnulib/lib/passfd.c   cmsg->cmsg_len = CMSG_LEN (sizeof fd);
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)
CMSG_LEN          148 maint/gnulib/lib/sys_socket.in.h #  ifndef CMSG_LEN