$NetBSD: patch-bb,v 1.3 2006/01/08 04:57:55 joerg Exp $

--- src/ptlib/unix/socket.cxx.orig	2004-08-24 09:08:11.000000000 +0200
+++ src/ptlib/unix/socket.cxx	2004-10-09 13:40:31.000000000 +0200
@@ -331,7 +331,7 @@
 #define	ifr_macaddr         ifr_hwaddr.sa_data
 #endif
 
-#if defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_SOLARIS) || defined(P_MACOSX) || defined(P_MACOS) || defined(P_IRIX) || defined(P_VXWORKS) || defined(P_RTEMS) || defined(P_QNX)
+#if defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_SOLARIS) || defined(P_MACOSX) || defined(P_MACOS) || defined(P_IRIX) || defined(P_VXWORKS) || defined(P_RTEMS) || defined(P_QNX) || defined(P_DRAGONFLY)
 #define ifr_netmask ifr_addr
 
 #include <net/if_dl.h>
@@ -348,7 +348,8 @@
 
 #endif
 
-#if defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_MACOSX) || defined(P_MACOS) || defined(P_QNX)
+#if defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_MACOSX) || defined(P_MACOS) || defined(P_QNX) || defined(P_DRAGONFLY)
+#include <sys/param.h>
 #include <sys/sysctl.h>
 #endif
 
@@ -762,7 +763,7 @@ BOOL PTCPSocket::Read(void * buf, PINDEX
 }
 
 
-#if P_HAS_RECVMSG
+#if P_HAS_RECVMSG && P_HAS_PKTINFO
 
 int PSocket::os_recvfrom(
       void * buf,     // Data to be written as URGENT TCP data.
@@ -1268,7 +1269,7 @@ BOOL PIPSocket::GetRouteTable(RouteTable
   }
 }
 
-#elif defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_MACOSX) || defined(P_QNX) 
+#elif defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_MACOSX) || defined(P_QNX) || defined(P_DRAGONFLY)
 
 BOOL process_rtentry(struct rt_msghdr *rtm, char *ptr, unsigned long *p_net_addr,
                      unsigned long *p_net_mask, unsigned long *p_dest_addr, int *p_metric);
@@ -1806,7 +1807,7 @@ BOOL PIPSocket::GetInterfaceTable(Interf
         }
       }
 
-#if defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_MACOSX) || defined(P_VXWORKS) || defined(P_RTEMS) || defined(P_QNX)
+#if defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD) || defined(P_MACOSX) || defined(P_VXWORKS) || defined(P_RTEMS) || defined(P_QNX) || defined(P_DRAGONFLY)
 // Define _SIZEOF_IFREQ for platforms (eg OpenBSD) which do not have it.
 #ifndef _SIZEOF_ADDR_IFREQ
 #define _SIZEOF_ADDR_IFREQ(ifr) \