iphlpapi: Check for the right TCP statistics structure name (for DragonFly BSD).

configure

@@ -14086,6 +14086,34 @@ _ACEOF
 fi
 
 
+ac_fn_c_check_member "$LINENO" "struct tcpstat" "tcps_connattempt" "ac_cv_member_struct_tcpstat_tcps_connattempt" "#ifdef HAVE_NETINET_TCP_VAR_H
+#include <netinet/tcp_var.h>
+#endif
+"
+if test "x$ac_cv_member_struct_tcpstat_tcps_connattempt" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_TCPSTAT_TCPS_CONNATTEMPT 1
+_ACEOF
+
+
+fi
+
+
+ac_fn_c_check_member "$LINENO" "struct tcp_stats" "tcps_connattempt" "ac_cv_member_struct_tcp_stats_tcps_connattempt" "#ifdef HAVE_NETINET_TCP_VAR_H
+#include <netinet/tcp_var.h>
+#endif
+"
+if test "x$ac_cv_member_struct_tcp_stats_tcps_connattempt" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_TCP_STATS_TCPS_CONNATTEMPT 1
+_ACEOF
+
+
+fi
+
+
 ac_fn_c_check_member "$LINENO" "struct ifreq" "ifr_hwaddr" "ac_cv_member_struct_ifreq_ifr_hwaddr" "#ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
 #endif

configure.ac

@@ -2324,6 +2324,18 @@ AC_CHECK_MEMBERS([struct ip_stats.ips_total],,,
 #include <netinet/ip_var.h>
 #endif])
 
+dnl Check for struct tcpstat
+AC_CHECK_MEMBERS([struct tcpstat.tcps_connattempt],,,
+[#ifdef HAVE_NETINET_TCP_VAR_H
+#include <netinet/tcp_var.h>
+#endif])
+
+dnl Check for struct tcp_stats
+AC_CHECK_MEMBERS([struct tcp_stats.tcps_connattempt],,,
+[#ifdef HAVE_NETINET_TCP_VAR_H
+#include <netinet/tcp_var.h>
+#endif])
+
 dnl Check for struct ifreq.ifr_hwaddr
 AC_CHECK_MEMBERS([struct ifreq.ifr_hwaddr],,,
 [#ifdef HAVE_SYS_TYPES_H

dlls/iphlpapi/ipstats.c

@@ -812,7 +812,7 @@ DWORD WINAPI GetTcpStatistics(PMIB_TCPSTATS stats)
         }
         if (kc) kstat_close( kc );
     }
-#elif defined(HAVE_SYS_SYSCTL_H) && defined(UDPCTL_STATS)
+#elif defined(HAVE_SYS_SYSCTL_H) && defined(TCPCTL_STATS) && (HAVE_STRUCT_TCPSTAT_TCPS_CONNATTEMPT || HAVE_STRUCT_TCP_STATS_TCPS_CONNATTEMPT)
     {
 #ifndef TCPTV_MIN  /* got removed in Mac OS X for some reason */
 #define TCPTV_MIN 2
@@ -821,7 +821,11 @@ DWORD WINAPI GetTcpStatistics(PMIB_TCPSTATS stats)
         int mib[] = {CTL_NET, PF_INET, IPPROTO_TCP, TCPCTL_STATS};
 #define MIB_LEN (sizeof(mib) / sizeof(mib[0]))
 #define hz 1000
+#if HAVE_STRUCT_TCPSTAT_TCPS_CONNATTEMPT
         struct tcpstat tcp_stat;
+#elif HAVE_STRUCT_TCP_STATS_TCPS_CONNATTEMPT
+        struct tcp_stats tcp_stat;
+#endif
         size_t needed = sizeof(tcp_stat);
 
         if(sysctl(mib, MIB_LEN, &tcp_stat, &needed, NULL, 0) != -1)

include/config.h.in

@@ -857,6 +857,12 @@
 /* Define to 1 if `st_mtim' is a member of `struct stat'. */
 #undef HAVE_STRUCT_STAT_ST_MTIM
 
+/* Define to 1 if `tcps_connattempt' is a member of `struct tcpstat'. */
+#undef HAVE_STRUCT_TCPSTAT_TCPS_CONNATTEMPT
+
+/* Define to 1 if `tcps_connattempt' is a member of `struct tcp_stats'. */
+#undef HAVE_STRUCT_TCP_STATS_TCPS_CONNATTEMPT
+
 /* Define to 1 if the system has the type `struct xinpgen'. */
 #undef HAVE_STRUCT_XINPGEN