On Thu, 21 Oct 2010, hyjial wrote:

quoted text
> There is a u_int on line 50 of sys/tcp.h. u_int is defined only if
> __BSD_VISIBLE is which it is not is _POSIX_SOURCE is defined.
> 
> Is this intended ?

No. Easy fix.

Index: tcp.h
===================================================================
RCS file: /home/tedu/cvs/src/sys/netinet/tcp.h,v
retrieving revision 1.17
diff -u -r1.17 tcp.h
--- tcp.h	27 Apr 2006 02:19:32 -0000	1.17
+++ tcp.h	23 Oct 2010 02:30:34 -0000
@@ -47,11 +47,11 @@
 	tcp_seq	  th_seq;		/* sequence number */
 	tcp_seq	  th_ack;		/* acknowledgement number */
 #if _BYTE_ORDER == _LITTLE_ENDIAN
-	u_int     th_x2:4,		/* (unused) */
+	u_int32_t     th_x2:4,		/* (unused) */
 		  th_off:4;		/* data offset */
 #endif
 #if _BYTE_ORDER == _BIG_ENDIAN
-	u_int     th_off:4,		/* data offset */
+	u_int32_t     th_off:4,		/* data offset */
 		  th_x2:4;		/* (unused) */
 #endif
 	u_int8_t  th_flags;