Remove wrong/misleading comment.

Originally committed as revision 7030 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/Makefile

@@ -167,7 +167,6 @@ ifeq ($(CONFIG_PROTOCOLS),yes)
 OBJS+= file.o
 ifeq ($(CONFIG_NETWORK),yes)
 OBJS+= udp.o tcp.o http.o rtsp.o rtp.o rtpproto.o mpegts.o base64.o rtp_h264.o
-# BeOS and Darwin network stuff
 ifeq ($(NEED_INET_ATON),yes)
 OBJS+= barpainet.o
 endif