diff --git a/en_US.ISO8859-1/books/developers-handbook/sockets/chapter.sgml b/en_US.ISO8859-1/books/developers-handbook/sockets/chapter.sgml
index 31695040f1..c43213f695 100644
--- a/en_US.ISO8859-1/books/developers-handbook/sockets/chapter.sgml
+++ b/en_US.ISO8859-1/books/developers-handbook/sockets/chapter.sgml
@@ -449,7 +449,7 @@ int socket(int domain, int type, int protocol);
  * addresses.
  */
 struct sockaddr {
-	u_char		sa_len;		/* total length */
+	unsigned char	sa_len;		/* total lenght */
 	sa_family_t	sa_family;	/* address family */
 	char		sa_data[14];	/* actually longer; address value */
 };
@@ -519,8 +519,12 @@ struct sockaddr {
 					 * in interface output routine
 					 */
 #define	AF_NETGRAPH	32		/* Netgraph sockets */
+#define	AF_SLOW		33		/* 802.3ad slow protocol */
+#define	AF_SCLUSTER	34		/* Sitara cluster protocol */
+#define	AF_ARP		35
+#define	AF_BLUETOOTH	36		/* Bluetooth sockets */
+#define	AF_MAX		37
 
-#define	AF_MAX		33
 </programlisting>
 
           <para>The one used for <acronym>IP</acronym> is
@@ -544,9 +548,9 @@ struct sockaddr {
  * Socket address, internet style.
  */
 struct sockaddr_in {
-	u_char	sin_len;
-	u_char	sin_family;
-	u_short	sin_port;
+	uint8_t		sin_len;
+	sa_family_t	sin_family;
+	in_port_t	sin_port;
 	struct	in_addr sin_addr;
 	char	sin_zero[8];
 };