set(LWIP_SOURCES src/core/udp.c src/core/memp.c src/core/init.c src/core/pbuf.c src/core/tcp.c src/core/tcp_out.c src/core/sys.c src/core/netif.c src/core/def.c src/core/mem.c src/core/tcp_in.c src/core/stats.c src/core/ip.c src/core/timeouts.c src/core/inet_chksum.c src/core/ipv4/icmp.c src/core/ipv4/ip4.c src/core/ipv4/ip4_addr.c src/core/ipv4/ip4_frag.c src/core/ipv6/ip6.c src/core/ipv6/nd6.c src/core/ipv6/icmp6.c src/core/ipv6/ip6_addr.c src/core/ipv6/ip6_frag.c custom/sys.c ) badvpn_add_library(lwip "system" "" "${LWIP_SOURCES}")