1 files changed, 11 insertions, 0 deletions
diff --git a/include/resolv.h b/include/resolv.h
index 95b9eebef8..b416764bb6 100644
--- a/include/resolv.h
+++ b/include/resolv.h
@@ -1 +1,12 @@
+#ifndef _RESOLV_H_
+
+#define RES_SET_H_ERRNO(r,x)			\
+  do						\
+    {						\
+      (r)->res_h_errno = x;			\
+      __set_h_errno(x);				\
+    }						\
+  while (0)
+
 #include <resolv/resolv.h>
+#endif