network: Include missing <inttypes.h>

Update #2833.

c/src/libchip/network/i82586.c

@@ -155,6 +155,7 @@ Mode of operation:
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
+#include <inttypes.h>
 
 #include <sys/param.h>
 #include <sys/mbuf.h>

cpukit/libnetworking/netinet/ip_fw.c

@@ -48,6 +48,7 @@
 #include <netinet/tcp_var.h>
 #include <netinet/tcpip.h>
 #include <netinet/udp.h>
+#include <inttypes.h>
 
 static int fw_debug = 1;
 #ifdef IPFIREWALL_VERBOSE

cpukit/libnetworking/netinet/ip_input.c

@@ -39,6 +39,7 @@
 #include "opt_ipfw.h"
 
 #include <stddef.h>
+#include <inttypes.h>
 
 #include <sys/param.h>
 #include <sys/systm.h>