1 files changed, 9 insertions, 0 deletions

diff --git a/src/lib/libssl/src/ssl/kssl.h b/src/lib/libssl/src/ssl/kssl.h
index 8242fd5eeb..e4df843073 100644
--- a/src/lib/libssl/src/ssl/kssl.h
+++ b/src/lib/libssl/src/ssl/kssl.h
@@ -70,6 +70,15 @@
 #include <stdio.h>
 #include <ctype.h>
 #include <krb5.h>
+#ifdef OPENSSL_SYS_WIN32
+/* These can sometimes get redefined indirectly by krb5 header files
+ * after they get undefed in ossl_typ.h
+ */
+#undef X509_NAME
+#undef X509_EXTENSIONS
+#undef OCSP_REQUEST
+#undef OCSP_RESPONSE
+#endif
 
 #ifdef  __cplusplus
 extern "C" {