diff --git a/dumpcap.c b/dumpcap.c
index f0c6a6b9968..b3945f841d2 100644
--- a/dumpcap.c
+++ b/dumpcap.c
@@ -4552,7 +4552,7 @@ capture_loop_write_pcapng_cb(capture_src *pcap_src, const pcapng_block_header_t
             global_ld.go = FALSE;
             global_ld.err = err;
             pcap_src->dropped++;
-        } else if (bh->block_type == BLOCK_TYPE_EPB || bh->block_type == BLOCK_TYPE_SPB || bh->block_type == BLOCK_TYPE_SYSTEMD_JOURNAL) {
+        } else if (bh->block_type == BLOCK_TYPE_EPB || bh->block_type == BLOCK_TYPE_SPB || bh->block_type == BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT) {
             /* count packet only if we actually have an EPB or SPB */
 #if defined(DEBUG_DUMPCAP) || defined(DEBUG_CHILD_DUMPCAP)
             ws_info("Wrote a pcapng block type %u of length %d captured on interface %u.",
diff --git a/editcap.c b/editcap.c
index dacc84c833a..4f0df54118d 100644
--- a/editcap.c
+++ b/editcap.c
@@ -2097,8 +2097,8 @@ main(int argc, char *argv[])
                     do_mutation = TRUE;
                     break;
 
-                case REC_TYPE_SYSTEMD_JOURNAL:
-                    caplen = rec->rec_header.systemd_journal_header.record_len;
+                case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
+                    caplen = rec->rec_header.systemd_journal_export_header.record_len;
                     do_mutation = TRUE;
                     break;
                 }
diff --git a/epan/dissectors/file-pcapng.c b/epan/dissectors/file-pcapng.c
index eea1c2e38be..4dc1c8449a1 100644
--- a/epan/dissectors/file-pcapng.c
+++ b/epan/dissectors/file-pcapng.c
@@ -242,7 +242,7 @@ static gboolean pref_dissect_next_layer = FALSE;
 #define BLOCK_ENHANCED_PACKET        0x00000006
 #define BLOCK_IRIG_TIMESTAMP         0x00000007
 #define BLOCK_ARINC_429              0x00000008
-#define BLOCK_SYSTEMD_JOURNAL        0x00000009
+#define BLOCK_SYSTEMD_JOURNAL_EXPORT 0x00000009
 #define BLOCK_DSB                    0x0000000a
 #define BLOCK_SECTION_HEADER         0x0A0D0D0A
 #define BLOCK_DARWIN_PROCESS         0x80000001
diff --git a/epan/dissectors/packet-frame.c b/epan/dissectors/packet-frame.c
index e724ce1f940..8b0c6eac043 100644
--- a/epan/dissectors/packet-frame.c
+++ b/epan/dissectors/packet-frame.c
@@ -384,7 +384,7 @@ dissect_frame(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void*
 		pinfo->current_proto = "System Call";
 		break;
 
-	case REC_TYPE_SYSTEMD_JOURNAL:
+	case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
 		pinfo->current_proto = "Systemd Journal";
 		break;
 
@@ -507,7 +507,7 @@ dissect_frame(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void*
 			    pinfo->num, frame_len, frame_plurality);
 			break;
 
-		case REC_TYPE_SYSTEMD_JOURNAL:
+		case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
 			/*
 			 * XXX - we need to rethink what's handled by
 			 * packet-record.c, what's handled by packet-frame.c.
@@ -844,7 +844,7 @@ dissect_frame(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void*
 				}
 				break;
 
-			case REC_TYPE_SYSTEMD_JOURNAL:
+			case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
 				if (systemd_journal_handle) {
 					call_dissector_with_data(systemd_journal_handle,
 					    tvb, pinfo, parent_tree,
diff --git a/epan/dissectors/packet-systemd-journal.c b/epan/dissectors/packet-systemd-journal.c
index 2744700f7fb..b96ff7bbd83 100644
--- a/epan/dissectors/packet-systemd-journal.c
+++ b/epan/dissectors/packet-systemd-journal.c
@@ -885,7 +885,7 @@ proto_register_systemd_journal(void)
     init_jf_to_hf_map();
 }
 
-#define BLOCK_TYPE_SYSTEMD_JOURNAL 0x0000009
+#define BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT 0x0000009
 void
 proto_reg_handoff_systemd_journal(void)
 {
@@ -894,7 +894,7 @@ proto_reg_handoff_systemd_journal(void)
     file_type_subtype_systemd_journal = wtap_name_to_file_type_subtype("systemd_journal");
     if (file_type_subtype_systemd_journal != -1)
         dissector_add_uint("wtap_fts_rec", file_type_subtype_systemd_journal, sje_handle);
-    dissector_add_uint("pcapng.block_type", BLOCK_TYPE_SYSTEMD_JOURNAL, sje_handle);
+    dissector_add_uint("pcapng.block_type", BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT, sje_handle);
     // It's possible to ship journal entries over HTTP/HTTPS using
     // systemd-journal-remote. Dissecting them on the wire isn't very
     // useful since it's easy to end up with a packet containing a
diff --git a/epan/frame_data.c b/epan/frame_data.c
index 43dc081b742..d7f33b17552 100644
--- a/epan/frame_data.c
+++ b/epan/frame_data.c
@@ -193,13 +193,13 @@ frame_data_init(frame_data *fdata, guint32 num, const wtap_rec *rec,
     fdata->cap_len = rec->rec_header.syscall_header.event_filelen;
     break;
 
-  case REC_TYPE_SYSTEMD_JOURNAL:
+  case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
     /*
      * XXX - is cum_bytes supposed to count non-packet bytes?
      */
-    fdata->pkt_len = rec->rec_header.systemd_journal_header.record_len;
-    fdata->cum_bytes = cum_bytes + rec->rec_header.systemd_journal_header.record_len;
-    fdata->cap_len = rec->rec_header.systemd_journal_header.record_len;
+    fdata->pkt_len = rec->rec_header.systemd_journal_export_header.record_len;
+    fdata->cum_bytes = cum_bytes + rec->rec_header.systemd_journal_export_header.record_len;
+    fdata->cap_len = rec->rec_header.systemd_journal_export_header.record_len;
     break;
 
   case REC_TYPE_CUSTOM_BLOCK:
diff --git a/epan/packet.c b/epan/packet.c
index 7e64f562b20..6ab0139db58 100644
--- a/epan/packet.c
+++ b/epan/packet.c
@@ -502,7 +502,7 @@ dissect_record(epan_dissect_t *edt, int file_type_subtype,
 		record_type = "System Call";
 		break;
 
-	case REC_TYPE_SYSTEMD_JOURNAL:
+	case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
 		record_type = "Systemd Journal Entry";
 		break;
 
@@ -554,7 +554,7 @@ dissect_record(epan_dissect_t *edt, int file_type_subtype,
 		edt->pi.pseudo_header = NULL;
 		break;
 
-	case REC_TYPE_SYSTEMD_JOURNAL:
+	case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
 		edt->pi.pseudo_header = NULL;
 		break;
 
diff --git a/extcap/sdjournal.c b/extcap/sdjournal.c
index 0ffdc5b71e9..1e1629cb126 100644
--- a/extcap/sdjournal.c
+++ b/extcap/sdjournal.c
@@ -41,7 +41,7 @@
 #define SDJOURNAL_VERSION_RELEASE "0"
 
 #define SDJOURNAL_EXTCAP_INTERFACE "sdjournal"
-#define BLOCK_TYPE_SYSTEMD_JOURNAL 0x00000009
+#define BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT 0x00000009
 
 enum {
 	EXTCAP_BASE_OPTIONS_ENUM,
@@ -81,7 +81,7 @@ static int sdj_dump_entries(sd_journal *jnl, FILE* fp)
 		uint64_t pkt_rt_ts, mono_ts;
 		sd_id128_t boot_id;
 		char boot_id_str[FLD_BOOT_ID_LEN] = FLD_BOOT_ID;
-		guint32 block_type = BLOCK_TYPE_SYSTEMD_JOURNAL;
+		guint32 block_type = BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT;
 		guint32 data_end = 8; // Block type + total length
 		const void *fld_data;
 		size_t fld_len;
diff --git a/ui/file_dialog.c b/ui/file_dialog.c
index eb0fd9602c6..506f227317d 100644
--- a/ui/file_dialog.c
+++ b/ui/file_dialog.c
@@ -69,7 +69,7 @@ get_stats_for_preview(wtap *wth, ws_file_preview_stats *stats,
         case REC_TYPE_FT_SPECIFIC_EVENT:
         case REC_TYPE_FT_SPECIFIC_REPORT:
         case REC_TYPE_SYSCALL:
-        case REC_TYPE_SYSTEMD_JOURNAL:
+        case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
             data_records++;
             break;
         }
diff --git a/wiretap/pcapng.c b/wiretap/pcapng.c
index 5fc57b4f56e..caeb3e7f502 100644
--- a/wiretap/pcapng.c
+++ b/wiretap/pcapng.c
@@ -298,7 +298,7 @@ register_pcapng_block_type_handler(guint block_type, block_reader reader,
     case BLOCK_TYPE_CB_NO_COPY:
     case BLOCK_TYPE_SYSDIG_EVENT:
     case BLOCK_TYPE_SYSDIG_EVENT_V2:
-    case BLOCK_TYPE_SYSTEMD_JOURNAL:
+    case BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT:
         /*
          * Yes; we already handle it, and don't allow a replacement to
          * be registeted (if there's a bug in our code, or there's
@@ -2628,8 +2628,8 @@ pcapng_read_systemd_journal_export_block(wtap *wth, FILE_T fh, pcapng_block_head
         }
     }
 
-    wblock->rec->rec_type = REC_TYPE_SYSTEMD_JOURNAL;
-    wblock->rec->rec_header.systemd_journal_header.record_len = entry_length;
+    wblock->rec->rec_type = REC_TYPE_SYSTEMD_JOURNAL_EXPORT;
+    wblock->rec->rec_header.systemd_journal_export_header.record_len = entry_length;
     wblock->rec->presence_flags = WTAP_HAS_CAP_LEN;
     if (have_ts) {
         wblock->rec->presence_flags |= WTAP_HAS_TS;
@@ -2912,7 +2912,7 @@ pcapng_read_block(wtap *wth, FILE_T fh, pcapng_t *pn,
                 if (!pcapng_read_sysdig_event_block(fh, &bh, section_info, wblock, err, err_info))
                     return FALSE;
                 break;
-            case(BLOCK_TYPE_SYSTEMD_JOURNAL):
+            case(BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT):
                 if (!pcapng_read_systemd_journal_export_block(wth, fh, &bh, pn, wblock, err, err_info))
                     return FALSE;
                 break;
@@ -4161,23 +4161,23 @@ pcapng_write_systemd_journal_export_block(wtap_dumper *wdh, const wtap_rec *rec,
     guint32 pad_len;
 
     /* Don't write anything we're not willing to read. */
-    if (rec->rec_header.systemd_journal_header.record_len > WTAP_MAX_PACKET_SIZE_STANDARD) {
+    if (rec->rec_header.systemd_journal_export_header.record_len > WTAP_MAX_PACKET_SIZE_STANDARD) {
         *err = WTAP_ERR_PACKET_TOO_LARGE;
         return FALSE;
     }
 
-    if (rec->rec_header.systemd_journal_header.record_len % 4) {
-        pad_len = 4 - (rec->rec_header.systemd_journal_header.record_len % 4);
+    if (rec->rec_header.systemd_journal_export_header.record_len % 4) {
+        pad_len = 4 - (rec->rec_header.systemd_journal_export_header.record_len % 4);
     } else {
         pad_len = 0;
     }
 
     /* write systemd journal export block header */
-    bh.block_type = BLOCK_TYPE_SYSTEMD_JOURNAL;
-    bh.block_total_length = (guint32)sizeof(bh) + rec->rec_header.systemd_journal_header.record_len + pad_len + 4;
+    bh.block_type = BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT;
+    bh.block_total_length = (guint32)sizeof(bh) + rec->rec_header.systemd_journal_export_header.record_len + pad_len + 4;
 
     ws_debug("writing %u bytes, %u padded",
-             rec->rec_header.systemd_journal_header.record_len,
+             rec->rec_header.systemd_journal_export_header.record_len,
              bh.block_total_length);
 
     if (!wtap_dump_file_write(wdh, &bh, sizeof bh, err))
@@ -4185,9 +4185,9 @@ pcapng_write_systemd_journal_export_block(wtap_dumper *wdh, const wtap_rec *rec,
     wdh->bytes_dumped += sizeof bh;
 
     /* write entry data */
-    if (!wtap_dump_file_write(wdh, pd, rec->rec_header.systemd_journal_header.record_len, err))
+    if (!wtap_dump_file_write(wdh, pd, rec->rec_header.systemd_journal_export_header.record_len, err))
         return FALSE;
-    wdh->bytes_dumped += rec->rec_header.systemd_journal_header.record_len;
+    wdh->bytes_dumped += rec->rec_header.systemd_journal_export_header.record_len;
 
     /* write padding (if any) */
     if (pad_len != 0) {
@@ -5221,7 +5221,7 @@ static gboolean pcapng_dump(wtap_dumper *wdh,
             }
             break;
 
-        case REC_TYPE_SYSTEMD_JOURNAL:
+        case REC_TYPE_SYSTEMD_JOURNAL_EXPORT:
             if (!pcapng_write_systemd_journal_export_block(wdh, rec, pd, err)) {
                 return FALSE;
             }
@@ -5442,7 +5442,7 @@ static const struct supported_option_type ft_specific_event_block_options_suppor
 };
 
 /* Options for systemd journal entry. */
-static const struct supported_option_type systemd_journal_block_options_supported[] = {
+static const struct supported_option_type systemd_journal_export_block_options_supported[] = {
     { OPT_COMMENT, MULTIPLE_OPTIONS_SUPPORTED }
 };
 
@@ -5472,7 +5472,7 @@ static const struct supported_block_type pcapng_blocks_supported[] = {
     { WTAP_BLOCK_FT_SPECIFIC_EVENT, MULTIPLE_BLOCKS_SUPPORTED, OPTION_TYPES_SUPPORTED(ft_specific_event_block_options_supported) },
 
     /* Multiple systemd journal records. */
-    { WTAP_BLOCK_SYSTEMD_JOURNAL, MULTIPLE_BLOCKS_SUPPORTED, OPTION_TYPES_SUPPORTED(systemd_journal_block_options_supported) },
+    { WTAP_BLOCK_SYSTEMD_JOURNAL_EXPORT, MULTIPLE_BLOCKS_SUPPORTED, OPTION_TYPES_SUPPORTED(systemd_journal_export_block_options_supported) },
 
     /* Multiple custom blocks. */
     { WTAP_BLOCK_CUSTOM_BLOCK, MULTIPLE_BLOCKS_SUPPORTED, NO_OPTIONS_SUPPORTED },
diff --git a/wiretap/pcapng_module.h b/wiretap/pcapng_module.h
index 8f3eeee2d93..8ff8c618cab 100644
--- a/wiretap/pcapng_module.h
+++ b/wiretap/pcapng_module.h
@@ -15,23 +15,23 @@
  *
  * XXX - Dear Sysdig People: please add your blocks to the spec!
  */
-#define BLOCK_TYPE_SHB              0x0A0D0D0A /* Section Header Block */
-#define BLOCK_TYPE_IDB              0x00000001 /* Interface Description Block */
-#define BLOCK_TYPE_PB               0x00000002 /* Packet Block (obsolete) */
-#define BLOCK_TYPE_SPB              0x00000003 /* Simple Packet Block */
-#define BLOCK_TYPE_NRB              0x00000004 /* Name Resolution Block */
-#define BLOCK_TYPE_ISB              0x00000005 /* Interface Statistics Block */
-#define BLOCK_TYPE_EPB              0x00000006 /* Enhanced Packet Block */
-#define BLOCK_TYPE_IRIG_TS          0x00000007 /* IRIG Timestamp Block */
-#define BLOCK_TYPE_ARINC_429        0x00000008 /* ARINC 429 in AFDX Encapsulation Information Block */
-#define BLOCK_TYPE_SYSTEMD_JOURNAL  0x00000009 /* systemd journal entry */
-#define BLOCK_TYPE_DSB              0x0000000A /* Decryption Secrets Block */
-#define BLOCK_TYPE_SYSDIG_EVENT     0x00000204 /* Sysdig Event Block */
-#define BLOCK_TYPE_SYSDIG_EVF       0x00000208 /* Sysdig Event Block with flags */
-#define BLOCK_TYPE_SYSDIG_EVENT_V2  0x00000216 /* Sysdig Event Block version 2 */
-#define BLOCK_TYPE_SYSDIG_EVF_V2    0x00000217 /* Sysdig Event Block with flags version 2 */
-#define BLOCK_TYPE_CB_COPY          0x00000BAD /* Custom Block which can be copied */
-#define BLOCK_TYPE_CB_NO_COPY       0x40000BAD /* Custom Block which should not be copied */
+#define BLOCK_TYPE_SHB                    0x0A0D0D0A /* Section Header Block */
+#define BLOCK_TYPE_IDB                    0x00000001 /* Interface Description Block */
+#define BLOCK_TYPE_PB                     0x00000002 /* Packet Block (obsolete) */
+#define BLOCK_TYPE_SPB                    0x00000003 /* Simple Packet Block */
+#define BLOCK_TYPE_NRB                    0x00000004 /* Name Resolution Block */
+#define BLOCK_TYPE_ISB                    0x00000005 /* Interface Statistics Block */
+#define BLOCK_TYPE_EPB                    0x00000006 /* Enhanced Packet Block */
+#define BLOCK_TYPE_IRIG_TS                0x00000007 /* IRIG Timestamp Block */
+#define BLOCK_TYPE_ARINC_429              0x00000008 /* ARINC 429 in AFDX Encapsulation Information Block */
+#define BLOCK_TYPE_SYSTEMD_JOURNAL_EXPORT 0x00000009 /* systemd journal entry */
+#define BLOCK_TYPE_DSB                    0x0000000A /* Decryption Secrets Block */
+#define BLOCK_TYPE_SYSDIG_EVENT           0x00000204 /* Sysdig Event Block */
+#define BLOCK_TYPE_SYSDIG_EVF             0x00000208 /* Sysdig Event Block with flags */
+#define BLOCK_TYPE_SYSDIG_EVENT_V2        0x00000216 /* Sysdig Event Block version 2 */
+#define BLOCK_TYPE_SYSDIG_EVF_V2          0x00000217 /* Sysdig Event Block with flags version 2 */
+#define BLOCK_TYPE_CB_COPY                0x00000BAD /* Custom Block which can be copied */
+#define BLOCK_TYPE_CB_NO_COPY             0x40000BAD /* Custom Block which should not be copied */
 
 /* TODO: the following are not yet well defined in the draft spec,
  * and do not yet have block type values assigned to them:
diff --git a/wiretap/systemd_journal.c b/wiretap/systemd_journal.c
index 53ba31df65d..557eedcfd75 100644
--- a/wiretap/systemd_journal.c
+++ b/wiretap/systemd_journal.c
@@ -229,9 +229,9 @@ systemd_journal_read_export_entry(FILE_T fh, wtap_rec *rec, Buffer *buf, int *er
         return FALSE;
     }
 
-    rec->rec_type = REC_TYPE_SYSTEMD_JOURNAL;
+    rec->rec_type = REC_TYPE_SYSTEMD_JOURNAL_EXPORT;
     rec->presence_flags = WTAP_HAS_TS|WTAP_HAS_CAP_LEN;
-    rec->rec_header.systemd_journal_header.record_len = (guint32) fld_end;
+    rec->rec_header.systemd_journal_export_header.record_len = (guint32) fld_end;
 
     return TRUE;
 }
@@ -240,7 +240,7 @@ static const struct supported_block_type systemd_journal_blocks_supported[] = {
     /*
      * We support systemd journal blocks, with no comments or other options.
      */
-    { WTAP_BLOCK_SYSTEMD_JOURNAL, MULTIPLE_BLOCKS_SUPPORTED, NO_OPTIONS_SUPPORTED }
+    { WTAP_BLOCK_SYSTEMD_JOURNAL_EXPORT, MULTIPLE_BLOCKS_SUPPORTED, NO_OPTIONS_SUPPORTED }
 };
 
 static const struct file_type_subtype_info systemd_journal_info = {
diff --git a/wiretap/wtap.h b/wiretap/wtap.h
index 70a4a219b0c..afb99ff37d9 100644
--- a/wiretap/wtap.h
+++ b/wiretap/wtap.h
@@ -1207,12 +1207,12 @@ union wtap_pseudo_header {
  * option would suffice for this purpose, so nothing needs to be
  * added to pcapng for this.)
  */
-#define REC_TYPE_PACKET               0    /**< packet */
-#define REC_TYPE_FT_SPECIFIC_EVENT    1    /**< file-type-specific event */
-#define REC_TYPE_FT_SPECIFIC_REPORT   2    /**< file-type-specific report */
-#define REC_TYPE_SYSCALL              3    /**< system call */
-#define REC_TYPE_SYSTEMD_JOURNAL      4    /**< systemd journal entry */
-#define REC_TYPE_CUSTOM_BLOCK         5    /**< pcapng custom block */
+#define REC_TYPE_PACKET                 0    /**< packet */
+#define REC_TYPE_FT_SPECIFIC_EVENT      1    /**< file-type-specific event */
+#define REC_TYPE_FT_SPECIFIC_REPORT     2    /**< file-type-specific report */
+#define REC_TYPE_SYSCALL                3    /**< system call */
+#define REC_TYPE_SYSTEMD_JOURNAL_EXPORT 4    /**< systemd journal entry */
+#define REC_TYPE_CUSTOM_BLOCK           5    /**< pcapng custom block */
 
 typedef struct {
     guint32   caplen;           /* data length in the file */
@@ -1322,7 +1322,7 @@ typedef struct {
 
 typedef struct {
     guint32   record_len;       /* length of the record */
-} wtap_systemd_journal_header;
+} wtap_systemd_journal_export_header;
 
 typedef struct {
     guint32   length;           /* length of the record */
@@ -1339,7 +1339,7 @@ typedef struct {
         wtap_packet_header packet_header;
         wtap_ft_specific_header ft_specific_header;
         wtap_syscall_header syscall_header;
-        wtap_systemd_journal_header systemd_journal_header;
+        wtap_systemd_journal_export_header systemd_journal_export_header;
         wtap_custom_block_header custom_block_header;
     } rec_header;
     /*
diff --git a/wiretap/wtap_opttypes.h b/wiretap/wtap_opttypes.h
index 01e8fb495b0..37e17f575c6 100644
--- a/wiretap/wtap_opttypes.h
+++ b/wiretap/wtap_opttypes.h
@@ -156,7 +156,7 @@ typedef struct wtap_block *wtap_block_t;
  * WTAP_BLOCK_PACKET (which corresponds to the Enhanced Packet Block,
  * the Simple Packet Block, and the deprecated Packet Block) is not
  * currently used; it's reserved for future use.  The same applies
- * to WTAP_BLOCK_SYSTEMD_JOURNAL.
+ * to WTAP_BLOCK_SYSTEMD_JOURNAL_EXPORT.
  */
 typedef enum {
     WTAP_BLOCK_SECTION = 0,
@@ -167,7 +167,7 @@ typedef enum {
     WTAP_BLOCK_PACKET,
     WTAP_BLOCK_FT_SPECIFIC_REPORT,
     WTAP_BLOCK_FT_SPECIFIC_EVENT,
-    WTAP_BLOCK_SYSTEMD_JOURNAL,
+    WTAP_BLOCK_SYSTEMD_JOURNAL_EXPORT,
     WTAP_BLOCK_CUSTOM_BLOCK,
     MAX_WTAP_BLOCK_TYPE_VALUE
 } wtap_block_type_t;