IPV4_DEVCONF_DFLT 1250 net/ipv4/devinet.c 	IPV4_DEVCONF_DFLT(net, FORWARDING) = on;
IPV4_DEVCONF_DFLT 1349 net/ipv4/devinet.c 		if (valp != &IPV4_DEVCONF_DFLT(net, FORWARDING)) {