diff --git a/CMakeLists.txt b/CMakeLists.txt
index d600f25d..95a23c27 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -280,7 +280,7 @@ IF(WITH_SSL STREQUAL "ON")
   IF(WIN32)
     SET(WITH_SSL "SCHANNEL")
   ELSE()
-    SET(WITH_SSL "OPENSSL")
+    SET(WITH_SSL "PENSSL")
   ENDIF()
 ENDIF()
 
@@ -293,8 +293,12 @@ IF(NOT WITH_SSL STREQUAL "OFF")
       ADD_DEFINITIONS(-DHAVE_OPENSSL -DHAVE_TLS)
       SET(SSL_SOURCES "${CC_SOURCE_DIR}/libmariadb/secure/openssl.c")
       SET(SSL_LIBRARIES ${OPENSSL_SSL_LIBRARY} ${OPENSSL_CRYPTO_LIBRARY})
+      IF(WIN32)
+        CHECK_INCLUDE_FILES (${OPENSSL_INCLUDE_DIR}/openssl/applink.c HAVE_OPENSSL_APPLINK_C)
+      ENDIF()
       INCLUDE_DIRECTORIES(BEFORE ${OPENSSL_INCLUDE_DIR})
 
+
       TRY_RUN(LIBRESSL_RESULT HAVE_LIBRESSL
               ${CMAKE_BINARY_DIR}
               ${CC_SOURCE_DIR}/cmake/libressl_version.c
diff --git a/include/ma_config.h.in b/include/ma_config.h.in
index 8f12ee67..8d462e9e 100644
--- a/include/ma_config.h.in
+++ b/include/ma_config.h.in
@@ -2,6 +2,7 @@
 /*
  * Include file constants (processed in LibmysqlIncludeFiles.txt 1
  */
+#cmakedefine HAVE_OPENSSL_APPLINK_C 1
 #cmakedefine HAVE_ALLOCA_H 1
 #cmakedefine HAVE_BIGENDIAN 1
 #cmakedefine HAVE_SETLOCALE 1
diff --git a/libmariadb/secure/openssl.c b/libmariadb/secure/openssl.c
index 41d50460..ac982698 100644
--- a/libmariadb/secure/openssl.c
+++ b/libmariadb/secure/openssl.c
@@ -30,6 +30,10 @@
 #include <openssl/conf.h>
 #include <openssl/md4.h>
 
+#if defined(_WIN32) && !defined(_OPENSSL_Applink) && defined(HAVE_OPENSSL_APPLINK_C)
+#include <openssl/applink.c>
+#endif
+
 #if OPENSSL_VERSION_NUMBER >= 0x10002000L && !defined(LIBRESSL_VERSION_NUMBER)
 #include <openssl/x509v3.h>
 #define HAVE_OPENSSL_CHECK_HOST 1
diff --git a/libmariadb/secure/openssl_crypt.c b/libmariadb/secure/openssl_crypt.c
index ff885c59..01d41a90 100644
--- a/libmariadb/secure/openssl_crypt.c
+++ b/libmariadb/secure/openssl_crypt.c
@@ -16,6 +16,7 @@
    or write to the Free Software Foundation, Inc.,
    51 Franklin St., Fifth Floor, Boston, MA 02110, USA
 */
+#include <ma_global.h>
 #include <ma_crypt.h>
 #include <openssl/evp.h>
 
diff --git a/mariadb_config/mariadb_config.c.in b/mariadb_config/mariadb_config.c.in
index 01ba2043..703c9466 100644
--- a/mariadb_config/mariadb_config.c.in
+++ b/mariadb_config/mariadb_config.c.in
@@ -78,7 +78,7 @@ int main(int argc, char **argv)
   while(1)
   {
     int option_index= 0;
-    c= getopt_long(argc, argv, "abcdefghij", long_options, &option_index);
+    c= getopt_long(argc, argv, "abcdefghijkl", long_options, &option_index);
 
     switch(c) {
     case 'a':
diff --git a/plugins/auth/my_auth.c b/plugins/auth/my_auth.c
index 04961e93..5154e6d3 100644
--- a/plugins/auth/my_auth.c
+++ b/plugins/auth/my_auth.c
@@ -394,7 +394,9 @@ static int client_mpvio_read_packet(struct st_plugin_vio *mpv, uchar **buf)
   }
 
   /* otherwise read the data */
-  pkt_len= ma_net_safe_read(mysql);
+  if ((pkt_len= ma_net_safe_read(mysql)) == packet_error)
+    return (int)packet_error;
+
   mpvio->last_read_packet_len= pkt_len;
   *buf= mysql->net.read_pos;
 
@@ -591,7 +593,8 @@ retry:
   mysql->net.read_pos[0]= 0;
   res= auth_plugin->authenticate_user((struct st_plugin_vio *)&mpvio, mysql);
 
-  if (res > CR_OK && mysql->net.read_pos[0] != 254)
+  if ((res == CR_ERROR && !mysql->net.buff) ||
+      (res > CR_OK && mysql->net.read_pos[0] != 254))
   {
     /*
       the plugin returned an error. write it down in mysql,
diff --git a/unittest/libmariadb/my_test.h b/unittest/libmariadb/my_test.h
index a5cddeed..6aea37b2 100644
--- a/unittest/libmariadb/my_test.h
+++ b/unittest/libmariadb/my_test.h
@@ -35,6 +35,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #ifndef WIN32
 #include <pthread.h>
+#else
+#include <io.h>
 #endif
 
 #ifndef OK