taglinefilesource code
ip_build_header90include/net/ip.hextern int     ip_build_header(struct sk_buff *skb,
ip_build_header246net/ipv4/igmp.ctmp=ip_build_header(skb, INADDR_ANY, address, &dev, IPPROTO_IGMP, NULL,
ip_build_header483net/ipv4/packet.cip_build_header,  /* Not actually used */
ip_build_header374net/ipv4/raw.cip_build_header,
ip_build_header2089net/ipv4/tcp.cip_build_header,
ip_build_header775net/ipv4/udp.cip_build_header,