Can't compile with --enable-fips option

[maskit]

In file included from ink_code.cc:27:
../../lib/ts/INK_MD5.h:34:3: error: unknown type name 'MD5_CTX'
  MD5_CTX _ctx;

[maskit]

I could compile ink_code.cc with this patch but got another error.

diff --git a/lib/ts/ink_code.cc b/lib/ts/ink_code.cc
index 11d16fa4d..d4907063c 100644
--- a/lib/ts/ink_code.cc
+++ b/lib/ts/ink_code.cc
@@ -24,7 +24,10 @@
 #include <cstring>
 #include <cstdio>
 #include "ts/ink_code.h"
+#include "ts/CryptoHash.h"
+#if TS_ENABLE_FIPS == 0
 #include "ts/INK_MD5.h"
+#endif
 #include "ts/ink_assert.h"

jtest/jtest.cc:3457:3: error: use of undeclared identifier 'ink_code_md5'
  ink_code_md5((unsigned char *)url, l, u.md5);

I guess #3236 is the cause.