server: Use socklen_t where appropriate.

server/request.c

@@ -537,7 +537,7 @@ static void master_socket_poll_event( struct fd *fd, int event )
     else if (event & POLLIN)
     {
         struct sockaddr_un dummy;
-        unsigned int len = sizeof(dummy);
+        socklen_t len = sizeof(dummy);
         int client = accept( get_unix_fd( master_socket->fd ), (struct sockaddr *) &dummy, &len );
         if (client == -1) return;
         fcntl( client, F_SETFL, O_NONBLOCK );

server/sock.c

@@ -285,9 +285,9 @@ static void sock_wake_up( struct sock *sock )
 
 static inline int sock_error( struct fd *fd )
 {
-    unsigned int optval = 0, optlen;
+    unsigned int optval = 0;
+    socklen_t optlen = sizeof(optval);
 
-    optlen = sizeof(optval);
     getsockopt( get_unix_fd(fd), SOL_SOCKET, SO_ERROR, (void *) &optval, &optlen);
     return optval;
 }
@@ -667,7 +667,7 @@ static int accept_new_fd( struct sock *sock )
      */
     int acceptfd;
     struct sockaddr saddr;
-    unsigned int slen = sizeof(saddr);
+    socklen_t slen = sizeof(saddr);
     acceptfd = accept( get_unix_fd(sock->fd), &saddr, &slen);
     if (acceptfd == -1)
     {