Add comments to several #endif directives. [skip ci]

diff --git a/tcpdump.c b/tcpdump.c
index c473a6bdd53dcb22d56e1d74422d74ad96714cf0..56dc2145bdcfe98acc8a8bcb614ff72c61c43a4b 100644 (file)
--- a/tcpdump.c
+++ b/tcpdump.c
@@ -315,7 +315,7 @@ pcap_set_parser_debug(int value)
 }
 
 #define HAVE_PCAP_SET_PARSER_DEBUG
-#endif
+#endif // HAVE_PCAP_SET_PARSER_DEBUG, HAVE_PCAP_DEBUG, HAVE_YYDEBUG
 
 #if defined(HAVE_PCAP_SET_OPTIMIZER_DEBUG)
 /*
@@ -330,7 +330,7 @@ __declspec(dllimport)
 extern
 #endif /* _WIN32 */
 void pcap_set_optimizer_debug(int);
-#endif
+#endif // HAVE_PCAP_SET_OPTIMIZER_DEBUG
 
 static void NORETURN
 exit_tcpdump(const int status)
@@ -407,7 +407,7 @@ show_tstamp_types_and_exit(pcap_t *pc, const char *device)
        pcap_free_tstamp_types(tstamp_types);
        exit_tcpdump(S_SUCCESS);
 }
-#endif
+#endif // HAVE_PCAP_SET_TSTAMP_TYPE
 
 static void NORETURN
 show_dlts_and_exit(pcap_t *pc, const char *device)
@@ -515,7 +515,7 @@ show_devices_and_exit(void)
                                        break;
                                }
                        }
-#endif
+#endif // PCAP_IF_WIRELESS
                        printf("]");
                }
                printf("\n");
@@ -900,7 +900,7 @@ tstamp_precision_to_string(int precision)
                return "unknown";
        }
 }
-#endif
+#endif // HAVE_PCAP_SET_TSTAMP_PRECISION
 
 #ifdef HAVE_CAPSICUM
 /*
@@ -970,7 +970,7 @@ set_dumper_capsicum_rights(pcap_dumper_t *p)
                error("unable to limit dump descriptor fcntls");
        }
 }
-#endif
+#endif // HAVE_CAPSICUM
 
 /*
  * Copy arg vector into a new buffer, concatenating arguments with spaces.
@@ -1166,7 +1166,7 @@ _U_
                status = pcap_findalldevs_ex(host_url, NULL, &devlist, ebuf);
                free(host_url);
        } else
-#endif
+#endif // HAVE_PCAP_FINDALLDEVS_EX
        status = pcap_findalldevs(&devlist, ebuf);
        if (status < 0)
                error("%s", ebuf);
@@ -1367,7 +1367,7 @@ open_interface(const char *device, netdissect_options *ndo, char *ebuf)
                            "and use %s as the tcpdump interface",
                            device, newdev, parent, newdev);
                }
-#endif
+#endif // __FreeBSD__
                else
                        error("%s: %s", device,
                            pcap_statustostr(status));
@@ -1589,7 +1589,7 @@ main(int argc, char **argv)
                error("SetDllDirectory failed");
 
        free(dll_directory);
-#endif
+#endif // _WIN32
 
        /*
         * Initialize the netdissect code.