diff --git a/app/cli-functions.c b/app/cli-functions.c
index 9832026..56d5ddd 100644
--- a/app/cli-functions.c
+++ b/app/cli-functions.c
@@ -890,7 +890,7 @@ debug_cmd(int argc, char **argv)
 			break;
 		case 60:
 		case 61:
-			addr = (void *)strtoull(argv[2], NULL, 0);
+			addr = (void *)(uintptr_t)strtoull(argv[2], NULL, 0);
 			if (argc == 3)
 				len = 64;
 			else
diff --git a/app/pktgen-cmds.c b/app/pktgen-cmds.c
index e5fdb9d..a39124d 100644
--- a/app/pktgen-cmds.c
+++ b/app/pktgen-cmds.c
@@ -116,7 +116,7 @@ pktgen_script_save(char *path)
 
 	/* TODO: Determine DPDK arguments for rank and memory, default for now. */
 	fprintf(fd, "# Command line arguments: (DPDK args are defaults)\n");
-	fprintf(fd, "# %s -c %lx -n 3 -m 512 --proc-type %s -- ",
+	fprintf(fd, "# %s -c %" PRIx64 " -n 3 -m 512 --proc-type %s -- ",
 		pktgen.argv[0],
 		lcore,
 		(rte_eal_process_type() ==
@@ -171,7 +171,7 @@ pktgen_script_save(char *path)
 		if (rte_atomic64_read(&info->transmit_count) == 0)
 			strcpy(buff, "Forever");
 		else
-			snprintf(buff, sizeof(buff), "%ld",
+			snprintf(buff, sizeof(buff), "%" PRIu64,
 				 rte_atomic64_read(&info->transmit_count));
 		fprintf(fd, "#\n");
 		flags = rte_atomic32_read(&info->port_flags);
@@ -183,7 +183,7 @@ pktgen_script_save(char *path)
 		fprintf(fd, "Link: %s\n", buff);
 
 		fprintf(fd, "#\n# Set up the primary port information:\n");
-		fprintf(fd, "set %d count %ld\n", info->pid,
+		fprintf(fd, "set %d count %" PRIu64 "\n", info->pid,
 			rte_atomic64_read(&info->transmit_count));
 		fprintf(fd, "set %d size %d\n", info->pid, pkt->pktSize + FCS_SIZE);
 		fprintf(fd, "set %d rate %g\n", info->pid, info->tx_rate);
@@ -226,7 +226,7 @@ pktgen_script_save(char *path)
 		}
 		fprintf(fd, "\n");
 
-		fprintf(fd, "set %d jitter %lu\n", i, info->jitter_threshold);
+		fprintf(fd, "set %d jitter %" PRIu64 "\n", i, info->jitter_threshold);
 		fprintf(fd, "%sable %d mpls\n",
 			(flags & SEND_MPLS_LABEL) ? "en" : "dis", i);
 		sprintf(buff, "%x", pkt->mpls_entry);
@@ -454,7 +454,7 @@ pktgen_lua_save(char *path)
 
 	/* TODO: Determine DPDK arguments for rank and memory, default for now. */
 	fprintf(fd, "-- Command line arguments: (DPDK args are defaults)\n");
-	fprintf(fd, "-- %s -c %lx -n 3 -m 512 --proc-type %s -- ",
+	fprintf(fd, "-- %s -c %" PRIx64 " -n 3 -m 512 --proc-type %s -- ",
 		pktgen.argv[0],
 		lcore,
 		(rte_eal_process_type() ==
@@ -497,7 +497,7 @@ pktgen_lua_save(char *path)
 		if (rte_atomic64_read(&info->transmit_count) == 0)
 			strcpy(buff, "Forever");
 		else
-			snprintf(buff, sizeof(buff), "%ld",
+			snprintf(buff, sizeof(buff), "%" PRIu64,
 				 rte_atomic64_read(&info->transmit_count));
 		fprintf(fd, "-- \n");
 		flags = rte_atomic32_read(&info->port_flags);
@@ -509,7 +509,7 @@ pktgen_lua_save(char *path)
 		fprintf(fd, "Link: %s\n", buff);
 
 		fprintf(fd, "--\n-- Set up the primary port information:\n");
-		fprintf(fd, "pktgen.set('%d', 'count', %ld);\n", info->pid,
+		fprintf(fd, "pktgen.set('%d', 'count', %" PRIu64 ");\n", info->pid,
 			rte_atomic64_read(&info->transmit_count));
 		fprintf(fd, "pktgen.set('%d', 'size', %d);\n", info->pid, pkt->pktSize + FCS_SIZE);
 		fprintf(fd, "pktgen.set('%d', 'rate', %g);\n", info->pid, info->tx_rate);
@@ -551,7 +551,7 @@ pktgen_lua_save(char *path)
 		fprintf(fd, "\n");
 
 		fflush(fd);
-		fprintf(fd, "pktgen.jitter('%d', %lu);\n", i, info->jitter_threshold);
+		fprintf(fd, "pktgen.jitter('%d', %" PRIu64 ");\n", i, info->jitter_threshold);
 		fprintf(fd, "pktgen.mpls('%d', '%sable');\n", i,
 			(flags & SEND_MPLS_LABEL) ? "en" : "dis");
 		sprintf(buff, "%x", pkt->mpls_entry);
@@ -871,7 +871,7 @@ pktgen_transmit_count_rate(int port, char *buff, int len)
 	if (rte_atomic64_read(&info->transmit_count) == 0)
 		snprintf(buff, len, "Forever /%g%%", info->tx_rate);
 	else
-		snprintf(buff, len, "%ld /%g%%",
+		snprintf(buff, len, "%" PRIu64 " /%g%%",
 			 rte_atomic64_read(&info->transmit_count),
 			 info->tx_rate);
 
diff --git a/app/pktgen-latency.c b/app/pktgen-latency.c
index 7c01bec..2ed718a 100644
--- a/app/pktgen-latency.c
+++ b/app/pktgen-latency.c
@@ -238,13 +238,15 @@ pktgen_page_latency(void)
 
 		/* Rx/Tx pkts/s rate */
 		row = LINK_STATE_ROW + 1;
-		snprintf(buff, sizeof(buff), "%lu/%lu", info->max_ipackets, info->rate_stats.ipackets);
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         info->max_ipackets, info->rate_stats.ipackets);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-		snprintf(buff, sizeof(buff), "%lu/%lu", info->max_opackets, info->rate_stats.opackets);
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         info->max_opackets, info->rate_stats.opackets);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-		snprintf(buff, sizeof(buff), "%lu/%lu",
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 		         iBitsTotal(info->rate_stats) / Million,
 		         oBitsTotal(info->rate_stats) / Million);
 		scrn_printf(row++,  col, "%*s", COLUMN_WIDTH_1, buff);
@@ -285,24 +287,24 @@ pktgen_page_latency(void)
 			info->latency_nb_pkts = 0;
 			info->avg_latency     = 0;
 		}
-		snprintf(buff, sizeof(buff), "%lu", avg_lat);
+		snprintf(buff, sizeof(buff), "%" PRIu64, avg_lat);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-		snprintf(buff, sizeof(buff), "%lu", info->jitter_threshold);
+		snprintf(buff, sizeof(buff), "%" PRIu64, info->jitter_threshold);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-		snprintf(buff, sizeof(buff), "%lu", info->jitter_count);
+		snprintf(buff, sizeof(buff), "%" PRIu64, info->jitter_count);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-		snprintf(buff, sizeof(buff), "%lu", info->prev_stats.ipackets);
+		snprintf(buff, sizeof(buff), "%" PRIu64, info->prev_stats.ipackets);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
 		avg_lat = 0;
 		if (info->prev_stats.ipackets)
-			snprintf(buff, sizeof(buff), "%lu",
+			snprintf(buff, sizeof(buff), "%" PRIu64,
 				 (info->jitter_count * 100) / info->prev_stats.ipackets);
 		else
-			snprintf(buff, sizeof(buff), "%lu", avg_lat);
+			snprintf(buff, sizeof(buff), "%" PRIu64, avg_lat);
 
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
@@ -312,15 +314,15 @@ pktgen_page_latency(void)
 	/* Display the total pkts/s for all ports */
 	col = (COLUMN_WIDTH_1 * display_cnt) + COLUMN_WIDTH_0;
 	row = LINK_STATE_ROW + 1;
-	snprintf(buff, sizeof(buff), "%lu/%lu",
+	snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 	         pktgen.max_total_ipackets, pktgen.cumm_rate_totals.ipackets);
 	scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
 	scrn_eol();
-	snprintf(buff, sizeof(buff), "%lu/%lu",
+	snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 	         pktgen.max_total_opackets, pktgen.cumm_rate_totals.opackets);
 	scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
 	scrn_eol();
-	snprintf(buff, sizeof(buff), "%lu/%lu",
+	snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 	         iBitsTotal(pktgen.cumm_rate_totals) / Million,
 	         oBitsTotal(pktgen.cumm_rate_totals) / Million);
 	scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
diff --git a/app/pktgen-port-cfg.h b/app/pktgen-port-cfg.h
index 8f931f4..825297f 100644
--- a/app/pktgen-port-cfg.h
+++ b/app/pktgen-port-cfg.h
@@ -338,7 +338,7 @@ pktgen_dump_dev_info(FILE *f, const char *msg, struct rte_eth_dev_info *di, uint
 		di->max_vmdq_pools);
 	fprintf(
 		f,
-		"   rx_offload_capa:%4d, tx_offload_capa   :%4d, reta_size     :%6d, flow_type_rss_offloads:%016lx\n",
+		"   rx_offload_capa:%4d, tx_offload_capa   :%4d, reta_size     :%6d, flow_type_rss_offloads:%016" PRIx64 "\n",
 		di->rx_offload_capa,
 		di->tx_offload_capa,
 		di->reta_size,
diff --git a/app/pktgen-stats.c b/app/pktgen-stats.c
index 4719085..15cffd8 100644
--- a/app/pktgen-stats.c
+++ b/app/pktgen-stats.c
@@ -339,13 +339,15 @@ pktgen_page_stats(void)
 
 		/* Rx/Tx pkts/s rate */
 		row = LINK_STATE_ROW + 1;
-		snprintf(buff, sizeof(buff), "%lu/%lu", info->max_ipackets, rate->ipackets);
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         info->max_ipackets, rate->ipackets);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-		snprintf(buff, sizeof(buff), "%lu/%lu", info->max_opackets, rate->opackets);
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         info->max_opackets, rate->opackets);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-		snprintf(buff, sizeof(buff), "%lu/%lu",
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 		         iBitsTotal(info->rate_stats) / Million,
 		         oBitsTotal(info->rate_stats) / Million);
 		scrn_printf(row++,  col, "%*s", COLUMN_WIDTH_1, buff);
@@ -360,12 +362,14 @@ pktgen_page_stats(void)
 		scrn_printf(row++, col, "%*llu", COLUMN_WIDTH_1, info->sizes._256_511);
 		scrn_printf(row++, col, "%*llu", COLUMN_WIDTH_1, info->sizes._512_1023);
 		scrn_printf(row++, col, "%*llu", COLUMN_WIDTH_1, info->sizes._1024_1518);
-		snprintf(buff, sizeof(buff), "%lu/%lu", info->sizes.runt, info->sizes.jumbo);
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         info->sizes.runt, info->sizes.jumbo);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
 		/* Rx/Tx Errors */
 		row = PKT_TOTALS_ROW;
-		snprintf(buff, sizeof(buff), "%lu/%lu", prev->ierrors, prev->oerrors);
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         prev->ierrors, prev->oerrors);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
 		/* Total Rx/Tx */
@@ -376,30 +380,32 @@ pktgen_page_stats(void)
 		scrn_printf(row++, col, "%*llu", COLUMN_WIDTH_1, iBitsTotal(info->prev_stats) / Million);
 		scrn_printf(row++, col, "%*llu", COLUMN_WIDTH_1, oBitsTotal(info->prev_stats) / Million);
 
-		snprintf(buff, sizeof(buff), "%lu/%lu", info->stats.arp_pkts, info->stats.echo_pkts);
+		snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         info->stats.arp_pkts, info->stats.echo_pkts);
 		scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
 		if (pktgen.flags & TX_DEBUG_FLAG) {
-			snprintf(buff, sizeof(buff), "%lu", info->stats.tx_failed);
+			snprintf(buff, sizeof(buff), "%" PRIu64, info->stats.tx_failed);
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
-			snprintf(buff, sizeof(buff), "%lu/%lu", info->tx_pps, info->tx_cycles);
+			snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+			         info->tx_pps, info->tx_cycles);
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 
-			snprintf(buff, sizeof(buff), "%lu", info->stats.imissed);
+			snprintf(buff, sizeof(buff), "%" PRIu64, info->stats.imissed);
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 #if RTE_VERSION < RTE_VERSION_NUM(2, 2, 0, 0)
-			snprintf(buff, sizeof(buff), "%lu", info->stats.ibadcrc);
+			snprintf(buff, sizeof(buff), "%" PRIu64, info->stats.ibadcrc);
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
-			snprintf(buff, sizeof(buff), "%lu", info->stats.ibadlen);
+			snprintf(buff, sizeof(buff), "%" PRIu64, info->stats.ibadlen);
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 #endif
 #if RTE_VERSION < RTE_VERSION_NUM(16, 4, 0, 0)
-			snprintf(buff, sizeof(buff), "%lu", info->stats.imcasts);
+			snprintf(buff, sizeof(buff), "%" PRIu64, info->stats.imcasts);
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 #else
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, "None");
 #endif
-			snprintf(buff, sizeof(buff), "%lu", info->stats.rx_nombuf);
+			snprintf(buff, sizeof(buff), "%" PRIu64, info->stats.rx_nombuf);
 			scrn_printf(row++, col, "%*s", COLUMN_WIDTH_1, buff);
 		}
 		display_cnt++;
@@ -408,15 +414,15 @@ pktgen_page_stats(void)
 	/* Display the total pkts/s for all ports */
 	col = (COLUMN_WIDTH_1 * display_cnt) + COLUMN_WIDTH_0;
 	row = LINK_STATE_ROW + 1;
-	snprintf(buff, sizeof(buff), "%lu/%lu",
+	snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 	         pktgen.max_total_ipackets, cumm->ipackets);
 	scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
 	scrn_eol();
-	snprintf(buff, sizeof(buff), "%lu/%lu",
+	snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 	         pktgen.max_total_opackets, cumm->opackets);
 	scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
 	scrn_eol();
-	snprintf(buff, sizeof(buff), "%lu/%lu",
+	snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
 	         iBitsTotal(pktgen.cumm_rate_totals) / Million,
 	         oBitsTotal(pktgen.cumm_rate_totals) / Million);
 	scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
@@ -553,7 +559,8 @@ pktgen_page_phys_stats(void)
 
         rte_eth_stats_get(pid, &stats);
 
-        snprintf(buff, sizeof(buff), "%lu/%lu", s->ipackets, s->opackets);
+        snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         s->ipackets, s->opackets);
 
         /* Total Rx/Tx */
         scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
@@ -568,7 +575,8 @@ pktgen_page_phys_stats(void)
 
         rte_eth_stats_get(pid, &stats);
 
-        snprintf(buff, sizeof(buff), "%lu/%lu", s->ierrors, s->imissed);
+        snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         s->ierrors, s->imissed);
 
         scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
     }
@@ -584,7 +592,8 @@ pktgen_page_phys_stats(void)
         rte_eth_stats_get(pid, &stats);
 
         r = &pktgen.info[pid].rate_stats;
-        snprintf(buff, sizeof(buff), "%lu/%lu", r->ipackets, r->opackets);
+        snprintf(buff, sizeof(buff), "%" PRIu64 "/%" PRIu64,
+		         r->ipackets, r->opackets);
 
         scrn_printf(row++, col, "%*s", COLUMN_WIDTH_3, buff);
     }
diff --git a/lib/cli/cli_cmds.c b/lib/cli/cli_cmds.c
index 92ef412..4322e56 100644
--- a/lib/cli/cli_cmds.c
+++ b/lib/cli/cli_cmds.c
@@ -423,9 +423,9 @@ sizes_cmd(int argc, char **argv)
 		return 0;
 	}
 
-	cli_printf("  sizeof(struct cli)      %lu\n", sizeof(struct cli));
-	cli_printf("  sizeof(struct cli_node) %lu\n", sizeof(struct cli_node));
-	cli_printf("  sizeof(args_t)          %lu\n", sizeof(args_t));
+	cli_printf("  sizeof(struct cli)      %zu\n", sizeof(struct cli));
+	cli_printf("  sizeof(struct cli_node) %zu\n", sizeof(struct cli_node));
+	cli_printf("  sizeof(args_t)          %zu\n", sizeof(args_t));
 	cli_printf("  Total number of Nodes   %d\n", this_cli->nb_nodes);
 	cli_printf("  Number History lines    %d\n", this_cli->nb_hist);
 	cli_printf("  CLI_DEFAULT_NB_NODES    %d\n", CLI_DEFAULT_NB_NODES);
diff --git a/lib/common/port_config.c b/lib/common/port_config.c
index f742576..c3b427a 100644
--- a/lib/common/port_config.c
+++ b/lib/common/port_config.c
@@ -194,7 +194,7 @@ create_blacklist(uint64_t portmask,
 		return 0;
 
 	fprintf(stdout,
-		"Ports: Port Mask: %016lx blacklisted = --, not-blacklisted = ++\n",
+		"Ports: Port Mask: %016" PRIx64 " blacklisted = --, not-blacklisted = ++\n",
 		portmask);
 	idx = 0;
 	for (i = 0; i < port_cnt; i++) {
