Added delay/sleep after mysql_kill

Author: holzboote@googlemail.com

unittest/libmariadb/ps.c

@@ -39,13 +39,15 @@ static int test_conc83(MYSQL *mysql)
   /* 1. Status is inited, so prepare should work */
 
   rc= mysql_kill(mysql, mysql_thread_id(mysql));
+  sleep(2);
 
   rc= mysql_stmt_prepare(stmt, query, strlen(query));
   check_stmt_rc(rc, stmt);
   diag("Ok");
 
   /* 2. Status is prepared, second prepare should fail */
   rc= mysql_kill(mysql, mysql_thread_id(mysql));
+  sleep(2);
 
   rc= mysql_stmt_prepare(stmt, query, strlen(query));
   FAIL_IF(!rc, "Error expected");