Index: sys/netinet/libalias/alias_local.h
===================================================================
--- sys/netinet/libalias/alias_local.h
+++ sys/netinet/libalias/alias_local.h
@@ -95,14 +95,14 @@
 	LIST_HEAD     (, alias_link) linkTableOut[LINK_TABLE_OUT_SIZE];
 	LIST_HEAD     (, alias_link) linkTableIn[LINK_TABLE_IN_SIZE];
 	/* Link statistics */
-	int		icmpLinkCount;
-	int		udpLinkCount;
-	int		tcpLinkCount;
-	int		pptpLinkCount;
-	int		protoLinkCount;
-	int		fragmentIdLinkCount;
-	int		fragmentPtrLinkCount;
-	int		sockCount;
+	unsigned int	icmpLinkCount;
+	unsigned int	udpLinkCount;
+	unsigned int	tcpLinkCount;
+	unsigned int	pptpLinkCount;
+	unsigned int	protoLinkCount;
+	unsigned int	fragmentIdLinkCount;
+	unsigned int	fragmentPtrLinkCount;
+	unsigned int	sockCount;
 	/* Index to chain of link table being inspected for old links   */
 	int		cleanupIndex;
 	/* System time in seconds for current packet */