diff --git a/core/MyHwLinuxGeneric.cpp b/core/MyHwLinuxGeneric.cpp
index 272fe29..e288bd6 100644
--- a/core/MyHwLinuxGeneric.cpp
+++ b/core/MyHwLinuxGeneric.cpp
@@ -22,6 +22,7 @@
 #include <sys/time.h>
 #include <stdarg.h>
 #include <string.h>
+#include <iostream>
 #include <fstream>
 #include <sys/stat.h>
 
diff --git a/core/MyHwLinuxGeneric.h b/core/MyHwLinuxGeneric.h
index cb01c78..c44d912 100644
--- a/core/MyHwLinuxGeneric.h
+++ b/core/MyHwLinuxGeneric.h
@@ -21,8 +21,7 @@
 #define MyHwLinuxGeneric_h
 
 #include "MyHw.h"
-#include <stdlib.h>
-#include <iostream>
+#include <cstdlib>
 #include <pthread.h>
 
 #define MY_SERIALDEVICE Serial
@@ -32,8 +31,6 @@
 #define hwWatchdogReset()
 #define hwReboot()
 
-using namespace std;
-
 void hwInit();
 void hwReadConfigBlock(void* buf, void* adr, size_t length);
 void hwWriteConfigBlock(void* buf, void* adr, size_t length);
@@ -73,7 +70,7 @@ static __inline__ void __hwLock() {
 #endif	/* DOXYGEN */
 
 #ifndef DOXYGEN
-  #define MY_CRITICAL_SECTION ATOMIC_BLOCK
-#endif  /* DOXYGEN */
+	#define MY_CRITICAL_SECTION ATOMIC_BLOCK
+#endif	/* DOXYGEN */
 
 #endif
diff --git a/core/MyMessage.cpp b/core/MyMessage.cpp
index fc945ed..d95977e 100644
--- a/core/MyMessage.cpp
+++ b/core/MyMessage.cpp
@@ -23,10 +23,6 @@
 #include <stdlib.h>
 #include <string.h>
 
-#ifndef ARDUINO
-	#define min(a,b) ((a)<(b)?(a):(b))
-#endif
-
 MyMessage::MyMessage()
 {
     clear();
@@ -121,7 +117,7 @@ char* MyMessage::getString(char *buffer) const {
 		} else if (payloadType == P_ULONG32) {
 			ultoa(ulValue, buffer, 10);
 		} else if (payloadType == P_FLOAT32) {
-			dtostrf(fValue,2,min(fPrecision, 8),buffer);
+			dtostrf(fValue,2,min(fPrecision, (uint8_t)8),buffer);
 		} else if (payloadType == P_CUSTOM) {
 			return getCustomString(buffer);
 		}
@@ -216,12 +212,12 @@ MyMessage& MyMessage::setDestination(uint8_t _destination) {
 MyMessage& MyMessage::set(void* value, uint8_t length) {
 	miSetPayloadType(P_CUSTOM);
 	miSetLength(length);
-	memcpy(data, value, min(length, MAX_PAYLOAD));
+	memcpy(data, value, min(length, (uint8_t)MAX_PAYLOAD));
 	return *this;
 }
 
 MyMessage& MyMessage::set(const char* value) {
-	uint8_t length = value == NULL ? 0 : min(strlen(value), MAX_PAYLOAD);
+	uint8_t length = value == NULL ? 0 : min(strlen(value), (size_t)MAX_PAYLOAD);
 	miSetLength(length);
 	miSetPayloadType(P_STRING);
 	if (length) {		
diff --git a/drivers/Linux/Arduino.h b/drivers/Linux/Arduino.h
index 7ae8162..e352dd1 100644
--- a/drivers/Linux/Arduino.h
+++ b/drivers/Linux/Arduino.h
@@ -3,17 +3,31 @@
 
 #include <stdio.h>
 
-#ifndef LSBFIRST
-	#define LSBFIRST 0
+#ifdef __cplusplus
+	#include <algorithm>
+
+	using namespace std;
+
+	extern "C" {
 #endif
 
-#ifndef MSBFIRST
-	#define MSBFIRST 1
+void yield(void);
+
+#define PI 3.1415926535897932384626433832795
+#define HALF_PI 1.5707963267948966192313216916398
+#define TWO_PI 6.283185307179586476925286766559
+#define DEG_TO_RAD 0.017453292519943295769236907684886
+#define RAD_TO_DEG 57.295779513082320876798154814105
+#define EULER 2.718281828459045235360287471352
+
+#ifndef __cplusplus
+	#define min(a,b) ((a)<(b)?(a):(b))
+	#define max(a,b) ((a)>(b)?(a):(b))
+	#define abs(x) ((x)>0?(x):-(x))
+	#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
 #endif
 
-#define abs(x) ((x)>0?(x):-(x))
 #define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
-#define round(x)     ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
 #define radians(deg) ((deg)*DEG_TO_RAD)
 #define degrees(rad) ((rad)*RAD_TO_DEG)
 #define sq(x) ((x)*(x))
@@ -21,15 +35,16 @@
 #define lowByte(w) ((uint8_t) ((w) & 0xff))
 #define highByte(w) ((uint8_t) ((w) >> 8))
 
+#define bitRead(value, bit) (((value) >> (bit)) & 0x01)
+#define bitSet(value, bit) ((value) |= (1UL << (bit)))
+#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
+#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
+
 #define bit(b) (1UL << (b))
 
 typedef bool boolean;
 typedef uint8_t byte;
 
-#ifdef __cplusplus
-	extern "C" {
-#endif
-
 /**
 * C++ version 0.4 char* style "itoa":
 * Written by Lukás Chmela
diff --git a/examples_RPi/MySGateway.cpp b/examples_RPi/MySGateway.cpp
index 014d12a..dc61f85 100644
--- a/examples_RPi/MySGateway.cpp
+++ b/examples_RPi/MySGateway.cpp
@@ -79,8 +79,6 @@
 
 #include <MySensors.h>
 
-using namespace std;
-
 void setup() { 
 }