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-rw-r--r--ares/adig.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/ares/adig.c b/ares/adig.c
index 6bc87cf03..059b03492 100644
--- a/ares/adig.c
+++ b/ares/adig.c
@@ -21,12 +21,16 @@
#if defined(WIN32) && !defined(WATT32)
#include "nameser.h"
#else
+#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
+#endif
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <arpa/nameser.h>
+#ifdef HAVE_UNISTD_H
#include <unistd.h>
+#endif
#include <netdb.h>
#endif
#ifdef HAVE_GETOPT_H