SO_RCVBUF         103 maint/gnulib/tests/test-nonblocking-socket-main.c # ifdef SO_RCVBUF
SO_RCVBUF         107 maint/gnulib/tests/test-nonblocking-socket-main.c     if (getsockopt (server_socket, SOL_SOCKET, SO_RCVBUF, &value, &value_len) >= 0)