Don't try to handle AF_PACKET on Solaris.

fad-getad.c

@@ -60,9 +60,15 @@ static const char rcsid[] _U_ =
 #include "os-proto.h"
 #endif
 
-#ifdef AF_PACKET
+/*
+ * We don't do this on Solaris 11 and later, as it appears there aren't
+ * any AF_PACKET addresses on interfaces, so we don't need this, and
+ * we end up including both the OS's <net/bpf.h> and our <pcap/bpf.h>,
+ * and their definitions of some data structures collide.
+ */
+#if (defined(linux) || defined(__Lynx__)) && defined(AF_PACKET)
 # ifdef HAVE_NETPACKET_PACKET_H
-/* Solaris 11 and later, Linux distributions with newer glibc */
+/* Linux distributions with newer glibc */
 #  include <netpacket/packet.h>
 # else /* HAVE_NETPACKET_PACKET_H */
 /* LynxOS, Linux distributions with older glibc */
@@ -75,7 +81,7 @@ static const char rcsid[] _U_ =
 #  include <linux/if_packet.h>
 # endif /* __Lynx__ */
 # endif /* HAVE_NETPACKET_PACKET_H */
-#endif /* AF_PACKET */
+#endif /* (defined(linux) || defined(__Lynx__)) && defined(AF_PACKET) */
 
 /*
  * This is fun.
@@ -120,7 +126,7 @@ get_sa_len(struct sockaddr *addr)
 		return (sizeof (struct sockaddr_in6));
 #endif
 
-#ifdef AF_PACKET
+#if (defined(linux) || defined(__Lynx__)) && defined(AF_PACKET)
 	case AF_PACKET:
 		return (sizeof (struct sockaddr_ll));
 #endif