1 files changed, 15 insertions, 0 deletions
diff --git a/ares/ahost.c b/ares/ahost.c
index 882efcc77..567c7a024 100644
--- a/ares/ahost.c
+++ b/ares/ahost.c
@@ -43,6 +43,21 @@
 #include "inet_net_pton.h"
 #include "ares_getopt.h"
 
+#ifndef HAVE_STRDUP
+#  include "ares_strdup.h"
+#  define strdup(ptr) ares_strdup(ptr)
+#endif
+
+#ifndef HAVE_STRCASECMP
+#  include "ares_strcasecmp.h"
+#  define strcasecmp(p1,p2) ares_strcasecmp(p1,p2)
+#endif
+
+#ifndef HAVE_STRNCASECMP
+#  include "ares_strcasecmp.h"
+#  define strncasecmp(p1,p2,n) ares_strncasecmp(p1,p2,n)
+#endif
+
 static void callback(void *arg, int status, int timeouts, struct hostent *host);
 static void usage(void);