diff --git a/include/mariadb_com.h b/include/mariadb_com.h
index 8e89c24c..d14e75ea 100644
--- a/include/mariadb_com.h
+++ b/include/mariadb_com.h
@@ -429,6 +429,28 @@ struct rand_struct {
   double max_value_dbl;
 };
 
+  /* The following is for user defined functions */
+
+typedef struct st_udf_args
+{
+  unsigned int arg_count;		/* Number of arguments */
+  enum Item_result *arg_type;		/* Pointer to item_results */
+  char **args;				/* Pointer to argument */
+  unsigned long *lengths;		/* Length of string arguments */
+  char *maybe_null;			/* Set to 1 for all maybe_null args */
+} UDF_ARGS;
+
+  /* This holds information about the result */
+
+typedef struct st_udf_init
+{
+  my_bool maybe_null;			/* 1 if function can return NULL */
+  unsigned int decimals;		/* for real functions */
+  unsigned int max_length;		/* For string functions */
+  char	  *ptr;				/* free pointer for function data */
+  my_bool const_item;			/* 0 if result is independent of arguments */
+} UDF_INIT;
+
 /* Connection types */
 #define MARIADB_CONNECTION_UNIXSOCKET   0
 #define MARIADB_CONNECTION_TCP          1
diff --git a/unittest/libmariadb/connection.c b/unittest/libmariadb/connection.c
index 636075f4..c092815f 100644
--- a/unittest/libmariadb/connection.c
+++ b/unittest/libmariadb/connection.c
@@ -2423,6 +2423,7 @@ static int test_conc748(MYSQL *my __attribute__((unused)))
   MYSQL *mysql;
   int i;
   const char *ciphers[3]= {"TLS_AES_128_GCM_SHA256", "TLS_AES_256_GCM_SHA384", "TLS_CHACHA20_POLY1305_SHA256"};
+  my_bool verify= 0;
 
   SKIP_MAXSCALE;
 
@@ -2432,6 +2433,7 @@ static int test_conc748(MYSQL *my __attribute__((unused)))
     mysql= mysql_init(NULL);
 
     mysql_ssl_set(mysql, NULL, NULL, NULL, NULL, NULL);
+    mysql_optionsv(mysql, MYSQL_OPT_SSL_VERIFY_SERVER_CERT, &verify);
     mysql_optionsv(mysql, MYSQL_OPT_SSL_CIPHER, ciphers[i]);
 
     if (!my_test_connect(mysql, hostname, username,
diff --git a/unittest/libmariadb/errors.c b/unittest/libmariadb/errors.c
index 2f895c9d..bd4f05fb 100644
--- a/unittest/libmariadb/errors.c
+++ b/unittest/libmariadb/errors.c
@@ -287,6 +287,7 @@ static int test_mdev35935(MYSQL *mysql)
   MYSQL_BIND bind[2];
   const char *data= "test";
 
+  SKIP_MAXSCALE;
   SKIP_MYSQL(mysql);
 
   rc= mysql_select_db(mysql, schema);
diff --git a/unittest/libmariadb/ps_bugs.c b/unittest/libmariadb/ps_bugs.c
index 09d53e57..41c6312d 100644
--- a/unittest/libmariadb/ps_bugs.c
+++ b/unittest/libmariadb/ps_bugs.c
@@ -5001,7 +5001,7 @@ static int test_conc_fraction(MYSQL *mysql)
 
   for (i=0; i < 10; i++, frac=frac*10+i)
   {
-    unsigned long expected= 0;
+    unsigned int expected= frac;
     sprintf(query, "SELECT '2018-11-05 22:25:59.%ld'", frac);
 
     diag("%d: %s", i, query);
@@ -5027,13 +5027,14 @@ static int test_conc_fraction(MYSQL *mysql)
 
     diag("second_part: %ld", tm.second_part);
 
-    expected= frac * 100000;
+    while (expected && expected < 100000)
+      expected *= 10;
     while (expected >= 1000000)
       expected /= 10;
 
     if (tm.second_part != expected)
     {
-      diag("Error: tm.second_part=%ld expected=%ld", tm.second_part, expected);
+      diag("Error: tm.second_part=%ld expected=%d", tm.second_part, expected);
       mysql_stmt_close(stmt);
       return FAIL;
     }