net: Remove redefinitions of net.h functions

Some copy/pasted drivers redefine functions
defined in include/net.h.  Remove these so that
the definitions can be changed without error.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>

board/Marvell/db64360/mv_eth.c

@@ -95,8 +95,6 @@ int mv64360_eth_xmit (struct eth_device *, volatile void *packet, int length);
 #ifndef  UPDATE_STATS_BY_SOFTWARE
 static void mv64360_eth_print_stat (struct eth_device *dev);
 #endif
-/* Processes a received packet */
-extern void NetReceive (volatile uchar *, int);
 
 extern unsigned int INTERNAL_REG_BASE_ADDR;
 

board/Marvell/db64460/mv_eth.c

@@ -95,8 +95,6 @@ int mv64460_eth_xmit (struct eth_device *, volatile void *packet, int length);
 #ifndef  UPDATE_STATS_BY_SOFTWARE
 static void mv64460_eth_print_stat (struct eth_device *dev);
 #endif
-/* Processes a received packet */
-extern void NetReceive (volatile uchar *, int);
 
 extern unsigned int INTERNAL_REG_BASE_ADDR;
 

board/esd/cpci750/mv_eth.c

@@ -95,8 +95,6 @@ int mv64360_eth_xmit (struct eth_device *, volatile void *packet, int length);
 #ifndef  UPDATE_STATS_BY_SOFTWARE
 static void mv64360_eth_print_stat (struct eth_device *dev);
 #endif
-/* Processes a received packet */
-extern void NetReceive (volatile uchar *, int);
 
 extern unsigned int INTERNAL_REG_BASE_ADDR;
 

board/prodrive/p3mx/mv_eth.c

@@ -109,8 +109,6 @@ int phy_setup_aneg (char *devname, unsigned char addr);
 #ifndef	 UPDATE_STATS_BY_SOFTWARE
 static void mv64460_eth_print_stat (struct eth_device *dev);
 #endif
-/* Processes a received packet */
-extern void NetReceive (volatile uchar *, int);
 
 extern unsigned int INTERNAL_REG_BASE_ADDR;