diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e6ea1362..eec8f613 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,4 +1,7 @@
-
+if(CMAKE_SYSTEM_NAME STREQL iOS)
+{
+  return()
+}
 if(POLICY CMP0043)
   cmake_policy(SET CMP0043 OLD)
 endif()
diff --git a/src/currency_core/difficulty.cpp b/src/currency_core/difficulty.cpp
index 18003b62..7e217c00 100644
--- a/src/currency_core/difficulty.cpp
+++ b/src/currency_core/difficulty.cpp
@@ -25,8 +25,8 @@ namespace currency {
   using std::vector;
 
 #if defined(_MSC_VER)
-#include <windows.h>
-#include <winnt.h>
+//#include <windows.h>
+//#include <winnt.h>
 
   static inline void mul(uint64_t a, uint64_t b, uint64_t &low, uint64_t &high) {
     boost::multiprecision::uint128_t res = boost::multiprecision::uint128_t(a) * b;
diff --git a/src/currency_core/tx_pool.cpp b/src/currency_core/tx_pool.cpp
index 09eb40b0..a506325c 100644
--- a/src/currency_core/tx_pool.cpp
+++ b/src/currency_core/tx_pool.cpp
@@ -1165,7 +1165,7 @@ namespace currency
     uint64_t cache_size_l1 = CACHE_SIZE;
     LOG_PRINT_GREEN("Using pool db file cache size(L1): " << cache_size_l1, LOG_LEVEL_0);
 
-    // remove old incompartible DB
+    // remove old incompatible DB
     const std::string old_db_folder_path = m_config_folder + "/" CURRENCY_POOLDATA_FOLDERNAME_OLD;
     if (boost::filesystem::exists(epee::string_encoding::utf8_to_wstring(old_db_folder_path)))
     {
@@ -1192,8 +1192,6 @@ namespace currency
 
       res = m_db_transactions.init(TRANSACTION_POOL_CONTAINER_TRANSACTIONS);
       CHECK_AND_ASSERT_MES(res, false, "Unable to init db container");
-//       res = m_db_key_images_set.init(TRANSACTION_POOL_CONTAINER_KEY_IMAGES);
-//       CHECK_AND_ASSERT_MES(res, false, "Unable to init db container");
       res = m_db_black_tx_list.init(TRANSACTION_POOL_CONTAINER_BLACK_TX_LIST);
       CHECK_AND_ASSERT_MES(res, false, "Unable to init db container");
       res = m_db_alias_names.init(TRANSACTION_POOL_CONTAINER_ALIAS_NAMES);
diff --git a/src/currency_core/tx_pool.h b/src/currency_core/tx_pool.h
index af140a66..c468f57e 100644
--- a/src/currency_core/tx_pool.h
+++ b/src/currency_core/tx_pool.h
@@ -171,7 +171,6 @@ namespace currency
 
     transactions_container m_db_transactions;
     hash_container  m_db_black_tx_list;
-    //key_images_container m_db_key_images_set;
     aliases_container m_db_alias_names;
     address_to_aliases_container m_db_alias_addresses;
     solo_options_container m_db_solo_options;
diff --git a/src/rpc/core_rpc_server.h b/src/rpc/core_rpc_server.h
index 03851812..b58373dc 100644
--- a/src/rpc/core_rpc_server.h
+++ b/src/rpc/core_rpc_server.h
@@ -155,7 +155,6 @@ namespace currency
         MAP_JON_RPC   ("get_current_core_tx_expiration_median", on_get_current_core_tx_expiration_median, COMMAND_RPC_GET_CURRENT_CORE_TX_EXPIRATION_MEDIAN)
         //
         MAP_JON_RPC_WE("marketplace_global_get_offers_ex",               on_get_offers_ex,               COMMAND_RPC_GET_OFFERS_EX)
-
         //remote miner rpc
         MAP_JON_RPC_N(on_login,            mining::COMMAND_RPC_LOGIN)
         MAP_JON_RPC_N(on_getjob,           mining::COMMAND_RPC_GETJOB)
diff --git a/src/wallet/wallet_rpc_server.cpp b/src/wallet/wallet_rpc_server.cpp
index 19d8ee78..335d024a 100644
--- a/src/wallet/wallet_rpc_server.cpp
+++ b/src/wallet/wallet_rpc_server.cpp
@@ -53,7 +53,7 @@ namespace tools
   //------------------------------------------------------------------------------------------------------------------------------
   bool wallet_rpc_server::run(bool do_mint, bool offline_mode, const currency::account_public_address& miner_address)
   {
-    static const uint64_t wallet_rpt_idle_work_period_ms = 2000;
+    static const uint64_t wallet_rpc_idle_work_period_ms = 2000;
 
     m_do_mint = do_mint;
 
@@ -97,7 +97,7 @@ namespace tools
         }
 
         return true;
-      }, wallet_rpt_idle_work_period_ms);
+      }, wallet_rpc_idle_work_period_ms);
     }
 
     //DO NOT START THIS SERVER IN MORE THEN 1 THREADS WITHOUT REFACTORING
diff --git a/src/wallet/wallet_rpc_server.h b/src/wallet/wallet_rpc_server.h
index 0da4f17c..95eaaad4 100644
--- a/src/wallet/wallet_rpc_server.h
+++ b/src/wallet/wallet_rpc_server.h
@@ -33,8 +33,6 @@ namespace tools
     static void init_options(boost::program_options::options_description& desc);
     bool init(const boost::program_options::variables_map& vm);
     bool run(bool do_mint, bool offline_mode, const currency::account_public_address& miner_address);
-
-    
     bool handle_http_request(const epee::net_utils::http::http_request_info& query_info, epee::net_utils::http::http_response_info& response, connection_context& m_conn_context);
 
     BEGIN_URI_MAP2()