diff --git a/wolfssl/internal.h b/wolfssl/internal.h
index 07b75f2d6..6ee042ba5 100644
--- a/wolfssl/internal.h
+++ b/wolfssl/internal.h
@@ -6806,7 +6806,8 @@ WOLFSSL_LOCAL word32 MacSize(const WOLFSSL* ssl);
     WOLFSSL_LOCAL int DoClientHelloStateless(WOLFSSL* ssl,
             const byte* input, word32 helloSz, byte isFirstCHFrag, byte* tls13);
 #endif /* !defined(NO_WOLFSSL_SERVER) */
-#if !defined(WOLFCRYPT_ONLY) && defined(USE_WOLFSSL_IO)
+#if !defined(WOLFCRYPT_ONLY) && \
+    (defined(USE_WOLFSSL_IO) || defined(WOLFSSL_USER_IO))
     WOLFSSL_LOCAL int sockAddrEqual(SOCKADDR_S *a, XSOCKLENT aLen,
                                     SOCKADDR_S *b, XSOCKLENT bLen);
 #endif
diff --git a/wolfssl/wolfio.h b/wolfssl/wolfio.h
index 0673b88ad..3a01e6693 100644
--- a/wolfssl/wolfio.h
+++ b/wolfssl/wolfio.h
@@ -50,9 +50,8 @@
     #endif
 #endif
 
-
-#if defined(USE_WOLFSSL_IO) || defined(HAVE_HTTP_CLIENT)
-
+#if defined(USE_WOLFSSL_IO) || defined(WOLFSSL_USER_IO) || \
+    defined(HAVE_HTTP_CLIENT)
 #ifdef HAVE_LIBZ
     #include "zlib.h"
 #endif
@@ -82,6 +81,8 @@
         #include <netinet/in.h>
     #endif
 #elif defined(USE_WINDOWS_API)
+    #include <winsock2.h>
+    #include <ws2tcpip.h>
 #else
     #if defined(WOLFSSL_LWIP) && !defined(WOLFSSL_APACHE_MYNEWT)
         /* lwIP needs to be configured to use sockets API in this mode */
@@ -219,7 +220,6 @@
     #if defined(WOLFSSL_EMBOS)
         #include <errno.h>
     #endif
-
 #endif /* USE_WINDOWS_API */
 
 #ifdef __sun