[freebsd] don't use kf_sock_inpcb on modern versions

In FreeBSD 14 and after the generic internet protocol control block and
protocol specific (TCP) control block are the same pointer.  The latter
embeds the former.  The kf_sock_inpcb is planned for removal in FreeBSD
15.

Author: glebius

lib/dialects/freebsd/dsock.c

@@ -472,9 +472,14 @@ void process_socket(struct lsof_context *ctx, struct kinfo_file *kf,
                 }
             }
             enter_dev_ch(ctx,
-                         print_kptr((KA_T)(kf->kf_un.kf_sock.kf_sock_inpcb
-                                               ? kf->kf_un.kf_sock.kf_sock_inpcb
-                                               : kf->kf_un.kf_sock.kf_sock_pcb),
+                         print_kptr((KA_T)(
+#if __FreeBSD_version >= 1400074
+                                           kf->kf_un.kf_sock.kf_sock_pcb),
+#else
+                                           kf->kf_un.kf_sock.kf_sock_inpcb
+                                           ? kf->kf_un.kf_sock.kf_sock_inpcb
+                                           : kf->kf_un.kf_sock.kf_sock_pcb),
+#endif
                                     (char *)NULL, 0));
             la = (unsigned char *)&local_addr6->sin6_addr;
             lp = (int)ntohs(local_addr6->sin6_port);
@@ -509,9 +514,14 @@ void process_socket(struct lsof_context *ctx, struct kinfo_file *kf,
                     return;
             }
             enter_dev_ch(ctx,
-                         print_kptr((KA_T)(kf->kf_un.kf_sock.kf_sock_inpcb
-                                               ? kf->kf_un.kf_sock.kf_sock_inpcb
-                                               : kf->kf_un.kf_sock.kf_sock_pcb),
+                         print_kptr((KA_T)(
+#if __FreeBSD_version >= 1400074
+                                           kf->kf_un.kf_sock.kf_sock_pcb),
+#else
+                                           kf->kf_un.kf_sock.kf_sock_inpcb
+                                           ? kf->kf_un.kf_sock.kf_sock_inpcb
+                                           : kf->kf_un.kf_sock.kf_sock_pcb),
+#endif
                                     (char *)NULL, 0));
             lp = (int)ntohs(local_addr->sin_port);
             la = (unsigned char *)&local_addr->sin_addr;