iphlpapi: Add support for GetTcpTable on Mac OS X.
diff --git a/configure b/configure
index 483725a..266f7af 100755
--- a/configure
+++ b/configure
@@ -6820,6 +6820,7 @@
 
 
 
+
 for ac_header in \
 	AudioUnit/AudioUnit.h \
 	Carbon/Carbon.h \
@@ -6913,6 +6914,7 @@
 	sys/shm.h \
 	sys/signal.h \
 	sys/socket.h \
+	sys/socketvar.h \
 	sys/sockio.h \
 	sys/soundcard.h \
 	sys/statvfs.h \
@@ -7216,7 +7218,9 @@
 
 
 
-for ac_header in net/if.h net/if_arp.h net/if_dl.h net/if_types.h net/route.h netipx/ipx.h
+
+
+for ac_header in netinet/in_pcb.h netinet/ip_var.h net/if.h net/if_arp.h net/if_dl.h net/if_types.h net/route.h netipx/ipx.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
 { echo "$as_me:$LINENO: checking for $ac_header" >&5
@@ -7276,6 +7280,80 @@
 
 done
 
+     #if HAVE_SYS_SOCKETVAR_H
+     # include <sys/socketvar.h>
+     #endif
+
+
+for ac_header in netinet/tcp_var.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+{ echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }
+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/types.h>
+     #if HAVE_SYS_SOCKET_H
+     # include <sys/socket.h>
+     #endif
+     #if HAVE_SYS_SOCKETVAR_H
+     # include <sys/socketvar.h>
+     #endif
+     #if HAVE_NETINET_IN_H
+     # include <netinet/in.h>
+     #endif
+     #ifdef HAVE_NETINET_TCP_H
+     # include <netinet/tcp.h>
+     #endif
+
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_compile") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	eval "$as_ac_Header=no"
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+ac_res=`eval echo '${'$as_ac_Header'}'`
+	       { echo "$as_me:$LINENO: result: $ac_res" >&5
+echo "${ECHO_T}$ac_res" >&6; }
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
 
 
 for ac_header in linux/ipx.h