diff -x config.h.in -x CVS -urb tcpdump/parsenfsfh.c tcpdump.unused/parsenfsfh.c
--- tcpdump/parsenfsfh.c	Sun Nov 16 01:36:11 2003
+++ tcpdump.unused/parsenfsfh.c	Sun Nov 16 16:02:50 2003
@@ -111,7 +111,7 @@
 void
 Parse_fh(fh, len, fsidp, inop, osnamep, fsnamep, ourself)
 register const unsigned char *fh;
-int len;
+int len _U_;
 my_fsid *fsidp;
 ino_t *inop;
 const char **osnamep;		/* if non-NULL, return OS name here */
diff -x config.h.in -x CVS -urb tcpdump/print-dhcp6.c tcpdump.unused/print-dhcp6.c
--- tcpdump/print-dhcp6.c	Sun Nov 16 01:36:17 2003
+++ tcpdump.unused/print-dhcp6.c	Sun Nov 16 16:00:58 2003
@@ -505,7 +505,7 @@
  */
 void
 dhcp6_print(const u_char *cp, u_int length,
-	    u_int16_t sport, u_int16_t dport)
+	    u_int16_t sport _U_, u_int16_t dport _U_)
 {
 	struct dhcp6 *dh6;
 	struct dhcp6_relay *dh6relay;
diff -x config.h.in -x CVS -urb tcpdump/print-icmp6.c tcpdump.unused/print-icmp6.c
--- tcpdump/print-icmp6.c	Sun Nov 16 01:36:22 2003
+++ tcpdump.unused/print-icmp6.c	Sun Nov 16 16:01:14 2003
@@ -999,7 +999,7 @@
 }
 
 static void
-icmp6_rrenum_print(u_int icmp6len, const u_char *bp, const u_char *ep)
+icmp6_rrenum_print(u_int icmp6len _U_, const u_char *bp, const u_char *ep)
 {
 	struct icmp6_router_renum *rr6;
 	struct icmp6_hdr *dp;
diff -x config.h.in -x CVS -urb tcpdump/print-tcp.c tcpdump.unused/print-tcp.c
--- tcpdump/print-tcp.c	Sun Nov 16 01:36:39 2003
+++ tcpdump.unused/print-tcp.c	Sun Nov 16 16:01:42 2003
@@ -131,7 +131,7 @@
 
 #ifdef INET6
 static int tcp6_cksum(const struct ip6_hdr *ip6, const struct tcphdr *tp,
-	int len)
+	int len _U_)
 {
 	size_t i, tlen;
 	register const u_int16_t *sp;
diff -x config.h.in -x CVS -urb tcpdump/print-udp.c tcpdump.unused/print-udp.c
--- tcpdump/print-udp.c	Sun Nov 16 01:36:41 2003
+++ tcpdump.unused/print-udp.c	Sun Nov 16 16:06:37 2003
@@ -316,7 +316,7 @@
 
 #ifdef INET6
 static int udp6_cksum(const struct ip6_hdr *ip6, const struct udphdr *up,
-	int len)
+	int len _U_)
 {
 	int i, tlen;
 	register const u_int16_t *sp;
diff -x config.h.in -x CVS -urb tcpdump/print-vjc.c tcpdump.unused/print-vjc.c
--- tcpdump/print-vjc.c	Sun Nov 16 01:36:41 2003
+++ tcpdump.unused/print-vjc.c	Sun Nov 16 16:04:09 2003
@@ -40,7 +40,7 @@
 #include "ppp.h"
 
 int
-vjc_print(register const char *bp, u_short proto)
+vjc_print(register const char *bp, u_short proto _U_)
 {
 	int i;