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49 lines
1.5 KiB
49 lines
1.5 KiB
--- a/net.c
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+++ b/net.c
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@@ -307,9 +307,11 @@ void net_send_tcp(int index)
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struct sockaddr_storage local;
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struct sockaddr_storage remote;
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struct sockaddr_in *local4 = (struct sockaddr_in *) &local;
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- struct sockaddr_in6 *local6 = (struct sockaddr_in6 *) &local;
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struct sockaddr_in *remote4 = (struct sockaddr_in *) &remote;
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+#ifdef ENABLE_IPV6
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+ struct sockaddr_in6 *local6 = (struct sockaddr_in6 *) &local;
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struct sockaddr_in6 *remote6 = (struct sockaddr_in6 *) &remote;
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+#endif
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socklen_t len;
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ttl = index + 1;
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@@ -566,8 +568,10 @@ void net_send_query(int index)
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/* sendto() assumes packet length includes the IPv4 header but not the
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IPv6 header. */
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- spacketsize = abs(packetsize) -
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- ( ( af == AF_INET ) ? 0 : sizeof (struct ip6_hdr) );
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+ spacketsize = abs(packetsize);
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+#ifdef ENABLE_IPV6
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+ spacketsize -= ( ( af == AF_INET ) ? 0 : sizeof (struct ip6_hdr) );
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+#endif
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rv = sendto(sendsock, packet, spacketsize, 0, remotesockaddr, salen);
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if (first && (rv < 0) && ((errno == EINVAL) || (errno == EMSGSIZE))) {
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/* Try the first packet again using host byte order. */
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--- a/dns.c
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+++ b/dns.c
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@@ -49,7 +49,7 @@
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#include <unistd.h>
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#include <fcntl.h>
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//#include <ctype.h>
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-//#include <string.h>
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+#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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--- a/net.h
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+++ b/net.h
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@@ -20,6 +20,7 @@
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#include <netdb.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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+#include <sys/select.h>
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#include <sys/socket.h>
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#ifdef ENABLE_IPV6
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#include <netinet/ip6.h>
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