Temporary header file '/tmp/VhNBCHH7xy/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#define _GXX_NULLPTR_T
#define CLUTTER_ENABLE_COMPOSITOR_API 1
#define _REGEX_NELTS(n)
#define _Atomic
#define PACKED
#ifdef __cplusplus
// C17 compat layer
#define _Alignof(type) alignof(type)
#endif
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/libnet.h"
  #include "/usr/include/libnet/libnet-asn1.h"
  #include "/usr/include/libnet/libnet-functions.h"
  #include "/usr/include/libnet/libnet-headers.h"
  #include "/usr/include/libnet/libnet-macros.h"
  #include "/usr/include/libnet/libnet-structures.h"
  #include "/usr/include/libnet/libnet-types.h"

  // add classes
  _G_fpos64_t* tmp_add_class_0;
  _G_fpos_t* tmp_add_class_1;
  _IO_cookie_io_functions_t* tmp_add_class_2;
  _libnet_context_queue* tmp_add_class_3;
  _libnet_context_queue_descriptor* tmp_add_class_4;
  addrinfo* tmp_add_class_5;
  cmsghdr* tmp_add_class_6;
  f_owner_ex* tmp_add_class_7;
  file_handle* tmp_add_class_8;
  flock64* tmp_add_class_9;
  gaicb* tmp_add_class_10;
  group_filter* tmp_add_class_11;
  group_req* tmp_add_class_12;
  group_source_req* tmp_add_class_13;
  hostent* tmp_add_class_14;
  ifaddr* tmp_add_class_15;
  ifconf* tmp_add_class_16;
  ifmap* tmp_add_class_17;
  ifreq* tmp_add_class_18;
  in6_addr* tmp_add_class_19;
  in6_pktinfo* tmp_add_class_20;
  in_addr* tmp_add_class_21;
  in_pktinfo* tmp_add_class_22;
  iovec* tmp_add_class_23;
  ip6_mtuinfo* tmp_add_class_24;
  ip_mreq* tmp_add_class_25;
  ip_mreq_source* tmp_add_class_26;
  ip_mreqn* tmp_add_class_27;
  ip_msfilter* tmp_add_class_28;
  ip_opts* tmp_add_class_29;
  ipv6_mreq* tmp_add_class_30;
  itimerval* tmp_add_class_31;
  libnet_802_1q_hdr* tmp_add_class_32;
  libnet_802_1x_hdr* tmp_add_class_33;
  libnet_802_2_hdr* tmp_add_class_34;
  libnet_802_2snap_hdr* tmp_add_class_35;
  libnet_802_3_hdr* tmp_add_class_36;
  libnet_ah_hdr* tmp_add_class_37;
  libnet_arp_hdr* tmp_add_class_38;
  libnet_as_lsa_hdr* tmp_add_class_39;
  libnet_auth_hdr* tmp_add_class_40;
  libnet_bgp4_header_hdr* tmp_add_class_41;
  libnet_bgp4_notification_hdr* tmp_add_class_42;
  libnet_bgp4_open_hdr* tmp_add_class_43;
  libnet_cdp_hdr* tmp_add_class_44;
  libnet_cdp_value_hdr* tmp_add_class_45;
  libnet_context* tmp_add_class_46;
  libnet_dbd_hdr* tmp_add_class_47;
  libnet_dhcpv4_hdr* tmp_add_class_48;
  libnet_dnsv4_hdr* tmp_add_class_49;
  libnet_dnsv4udp_hdr* tmp_add_class_50;
  libnet_esp_ftr* tmp_add_class_51;
  libnet_esp_hdr* tmp_add_class_52;
  libnet_ether_addr* tmp_add_class_53;
  libnet_ethernet_hdr* tmp_add_class_54;
  libnet_fddi_addr* tmp_add_class_55;
  libnet_fddi_hdr* tmp_add_class_56;
  libnet_gre_hdr* tmp_add_class_57;
  libnet_gre_sre_hdr* tmp_add_class_58;
  libnet_hsrp_hdr* tmp_add_class_59;
  libnet_icmpv4_hdr* tmp_add_class_60;
  libnet_icmpv6_echo* tmp_add_class_61;
  libnet_icmpv6_hdr* tmp_add_class_62;
  libnet_icmpv6_ndp_nadv* tmp_add_class_63;
  libnet_icmpv6_ndp_nsol* tmp_add_class_64;
  libnet_icmpv6_ndp_opt* tmp_add_class_65;
  libnet_icmpv6_unreach* tmp_add_class_66;
  libnet_igmp_hdr* tmp_add_class_67;
  libnet_in6_addr* tmp_add_class_68;
  libnet_ipv4_hdr* tmp_add_class_69;
  libnet_ipv6_destopts_hdr* tmp_add_class_70;
  libnet_ipv6_frag_hdr* tmp_add_class_71;
  libnet_ipv6_hbhopts_hdr* tmp_add_class_72;
  libnet_ipv6_hdr* tmp_add_class_73;
  libnet_ipv6_routing_hdr* tmp_add_class_74;
  libnet_isl_hdr* tmp_add_class_75;
  libnet_lsa_hdr* tmp_add_class_76;
  libnet_lsr_hdr* tmp_add_class_77;
  libnet_lsu_hdr* tmp_add_class_78;
  libnet_mpls_hdr* tmp_add_class_79;
  libnet_net_lsa_hdr* tmp_add_class_80;
  libnet_ntp_hdr* tmp_add_class_81;
  libnet_ntp_hdr_l_fp* tmp_add_class_82;
  libnet_ntp_hdr_s_fp* tmp_add_class_83;
  libnet_ospf_hdr* tmp_add_class_84;
  libnet_ospf_hello_hdr* tmp_add_class_85;
  libnet_port_list_chain* tmp_add_class_86;
  libnet_protocol_block* tmp_add_class_87;
  libnet_rip_hdr* tmp_add_class_88;
  libnet_rpc_call* tmp_add_class_89;
  libnet_rpc_call_hdr* tmp_add_class_90;
  libnet_rpc_call_tcp_hdr* tmp_add_class_91;
  libnet_rpc_opaque_auth* tmp_add_class_92;
  libnet_rtr_lsa_hdr* tmp_add_class_93;
  libnet_sebek_hdr* tmp_add_class_94;
  libnet_stp_conf_hdr* tmp_add_class_95;
  libnet_stp_tcn_hdr* tmp_add_class_96;
  libnet_sum_lsa_hdr* tmp_add_class_97;
  libnet_tcp_hdr* tmp_add_class_98;
  libnet_token_ring_addr* tmp_add_class_99;
  libnet_token_ring_hdr* tmp_add_class_100;
  libnet_udp_hdr* tmp_add_class_101;
  libnet_vrrp_hdr* tmp_add_class_102;
  linger* tmp_add_class_103;
  mmsghdr* tmp_add_class_104;
  msghdr* tmp_add_class_105;
  netent* tmp_add_class_106;
  osockaddr* tmp_add_class_107;
  protoent* tmp_add_class_108;
  rpcent* tmp_add_class_109;
  servent* tmp_add_class_110;
  sockaddr* tmp_add_class_111;
  sockaddr_in* tmp_add_class_112;
  sockaddr_in6* tmp_add_class_113;
  sockaddr_storage* tmp_add_class_114;
  statx_timestamp* tmp_add_class_115;
  termio* tmp_add_class_116;
  ucontext_t* tmp_add_class_117;
  ucred* tmp_add_class_118;
  winsize* tmp_add_class_119;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/VhNBCHH7xy/dump1.h"