diff --git a/code/nel/samples/misc/command/main.cpp b/code/nel/samples/misc/command/main.cpp
index bd101c6b5..ba0bd3e96 100644
--- a/code/nel/samples/misc/command/main.cpp
+++ b/code/nel/samples/misc/command/main.cpp
@@ -56,7 +56,8 @@ NLMISC_COMMAND(square,"display the square of the parameter","<value>")
 	// check args, if there is not the right number of parameters, return bad status.
 	if (args.size() != 1) return false;
 
-	uint32 val = atoi(args[0].c_str());
+	uint32 val;
+	NLMISC::fromString(args[0], val);
 
 	// display the result.
 	log.displayNL("The square of %d is %d", val, val*val);
diff --git a/code/nel/samples/net/udp/client.cpp b/code/nel/samples/net/udp/client.cpp
index 06f494138..749797368 100644
--- a/code/nel/samples/net/udp/client.cpp
+++ b/code/nel/samples/net/udp/client.cpp
@@ -215,8 +215,9 @@ void cbInfo (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
 	string token = "MeanPongTime ";
 	string::size_type pos=line.find (token);
 	string::size_type pos2=line.find (" ", pos+token.size());
-	uint32 val = atoi(line.substr (pos+token.size(), pos2-pos-token.size()).c_str());	
-	LagGraph.addOneValue ((float)val);
+	float val;
+	NLMISC::fromString(line.substr (pos+token.size(), pos2-pos-token.size()), val);	
+	LagGraph.addOneValue (val);
 #endif
 }
 
diff --git a/code/nel/src/logic/logic_variable.cpp b/code/nel/src/logic/logic_variable.cpp
index bca00fc91..63f5f66fc 100644
--- a/code/nel/src/logic/logic_variable.cpp
+++ b/code/nel/src/logic/logic_variable.cpp
@@ -381,7 +381,7 @@ void CLogicCounter::read (xmlNodePtr node)
 
 	_Name = getXMLProp (node, "Name");
 	_Value = atoiInt64 (getXMLProp (node, "Value").c_str());
-	_Verbose = atoi(getXMLProp (node, "Verbose").c_str()) == 1;
+	NLMISC::fromString(getXMLProp (node, "Verbose"), _Verbose);
 	Period.setValue(atoiInt64(getXMLProp (node, "Period").c_str()));
 	Phase.setValue(atoiInt64(getXMLProp (node, "Phase").c_str()));
 	Step.setValue(atoiInt64(getXMLProp (node, "Step").c_str()));
diff --git a/code/nel/src/misc/config_file/config_file.cpp b/code/nel/src/misc/config_file/config_file.cpp
index 2351a58f7..f85469003 100644
--- a/code/nel/src/misc/config_file/config_file.cpp
+++ b/code/nel/src/misc/config_file/config_file.cpp
@@ -56,8 +56,12 @@ int CConfigFile::CVar::asInt (int index) const
 	switch (Type)
 	{
 	case T_STRING:
+	{
 		if (index >= (int)StrValues.size () || index < 0) throw EBadSize (Name, (int)StrValues.size (), index);
-		return atoi(StrValues[index].c_str());
+		int ret = 0;
+		NLMISC::fromString(StrValues[index], ret);
+		return ret;
+	}
 	case T_REAL:
 		if (index >= (int)RealValues.size () || index < 0) throw EBadSize (Name, (int)RealValues.size (), index);
 		return (int)RealValues[index];
diff --git a/code/nel/tools/3d/build_shadow_skin/main.cpp b/code/nel/tools/3d/build_shadow_skin/main.cpp
index 38562e5d1..1c180d1e2 100644
--- a/code/nel/tools/3d/build_shadow_skin/main.cpp
+++ b/code/nel/tools/3d/build_shadow_skin/main.cpp
@@ -314,9 +314,9 @@ int		main(int argc, char *argv[])
 	sint	percentageFace= 100;
 	sint	maxFace= INT_MAX;
 	if(argc>=4)
-		percentageFace= atoi(argv[3]);
+		NLMISC::fromString(argv[3], percentageFace);
 	if(argc>=5)
-		maxFace= atoi(argv[4]);
+		NLMISC::fromString(argv[4], maxFace);
 
 	// **** Load the Mesh In.
 	IShape *pResult = NULL;
diff --git a/code/nel/tools/3d/object_viewer/edit_ex.cpp b/code/nel/tools/3d/object_viewer/edit_ex.cpp
index 5659145f1..754635b6d 100644
--- a/code/nel/tools/3d/object_viewer/edit_ex.cpp
+++ b/code/nel/tools/3d/object_viewer/edit_ex.cpp
@@ -52,13 +52,17 @@ void CEditEx::OnSetFocus(CWnd* pOldWnd)
 sint		CEditEx::getSInt() const
 {
 	nlassert(_Type == SIntType);
-	return (sint) ::atoi(getString().c_str());
+	sint ret = 0;
+	NLMISC::fromString(getString(), ret);
+	return ret;
 }
 
 uint		CEditEx::getUInt() const
 {
 	nlassert(_Type == UIntType);
-	return (uint) ::atoi(getString().c_str());
+	uint ret = 0;
+	NLMISC::fromString(getString(), ret);
+	return ret;
 }
 float		CEditEx::getFloat() const
 {
diff --git a/code/nel/tools/3d/shapes_exporter/shapes_exporter.cpp b/code/nel/tools/3d/shapes_exporter/shapes_exporter.cpp
index 2585e762b..6abfe682b 100644
--- a/code/nel/tools/3d/shapes_exporter/shapes_exporter.cpp
+++ b/code/nel/tools/3d/shapes_exporter/shapes_exporter.cpp
@@ -880,7 +880,8 @@ bool ShapesExporter::createThumbnail(const string &filename, const string &path)
 			if (!fgets(str, 100, fp))
 				strcpy(str, "0");
 			fclose(fp);
-			selectedFrame = atoi(str)/2;
+			NLMISC::fromString(std::string(str), selectedFrame);
+			selectedFrame /= 2;
 		}
 	}
 
diff --git a/code/nel/tools/3d/zone_lib/zone_utility.cpp b/code/nel/tools/3d/zone_lib/zone_utility.cpp
index 63570aa39..3c73e3739 100644
--- a/code/nel/tools/3d/zone_lib/zone_utility.cpp
+++ b/code/nel/tools/3d/zone_lib/zone_utility.cpp
@@ -116,7 +116,8 @@ bool getZoneCoordByName(const char * name, uint16& x, uint16& y)
 			return false;
 		}
 	}
-	y = atoi(ystr.c_str());
+
+	NLMISC::fromString(ystr, y);
 
 	// x
 	x = 0;
diff --git a/code/nel/tools/3d/zviewer/zviewer.cpp b/code/nel/tools/3d/zviewer/zviewer.cpp
index 420551a3e..6cd17e7df 100644
--- a/code/nel/tools/3d/zviewer/zviewer.cpp
+++ b/code/nel/tools/3d/zviewer/zviewer.cpp
@@ -962,7 +962,7 @@ int main(int /* argc */, char ** /* argv */)
 		NLMISC::CApplicationContext myApplicationContext;
 
 #ifdef NL_OS_UNIX
-		NLMISC::CPath::addSearchPath(NLMISC::CFile::getApplicationDirectory("NeL"));
+		NLMISC::CPath::addSearchPath(NLMISC::CPath::getApplicationDirectory("NeL"));
 #endif // NL_OS_UNIX
 
 		NLMISC::CPath::addSearchPath(NL_ZVIEWER_CFG);
diff --git a/code/nel/tools/misc/log_analyser/log_analyserDlg.cpp b/code/nel/tools/misc/log_analyser/log_analyserDlg.cpp
index 8103090c8..1f09bd91e 100644
--- a/code/nel/tools/misc/log_analyser/log_analyserDlg.cpp
+++ b/code/nel/tools/misc/log_analyser/log_analyserDlg.cpp
@@ -59,7 +59,8 @@ afx_msg void CLAEdit::OnKeyDown( UINT nChar, UINT nRepCnt, UINT nFlags )
 				int start, end;
 				GetSel( start, end );
 				str = str.Mid( start, end-start );
-				int lineNum = atoi( str );
+				sint lineNum;
+				NLMISC::fromString(str, lineNum);
 				if ( ! ((lineNum != 0) || (str == "0")) )
 					break;
 
@@ -713,7 +714,8 @@ void CLog_analyserDlg::insertTraceLine( int index, char *traceLine )
 	char *line = strchr( traceLine, ':' );
 	char scycle [10];
 	strncpy( scycle, traceLine, line-traceLine );
-	int cycle = atoi(scycle);
+	sint cycle;
+	NLMISC::fromString(scycle, cycle);
 	TStampedLine stampedLine;
 	stampedLine.Index = index;
 	stampedLine.Line = CString(traceLine);
diff --git a/code/nel/tools/misc/make_sheet_id/make_sheet_id.cpp b/code/nel/tools/misc/make_sheet_id/make_sheet_id.cpp
index c84b328ef..215dafa9e 100644
--- a/code/nel/tools/misc/make_sheet_id/make_sheet_id.cpp
+++ b/code/nel/tools/misc/make_sheet_id/make_sheet_id.cpp
@@ -424,7 +424,7 @@ int main( int argc, char ** argv )
 	NLMISC::CApplicationContext appContext;
 
 #ifdef NL_OS_UNIX
-	NLMISC::CPath::addSearchPath(NLMISC::CFile::getApplicationDirectory("NeL"));
+	NLMISC::CPath::addSearchPath(NLMISC::CPath::getApplicationDirectory("NeL"));
 #endif // NL_OS_UNIX
 
 	NLMISC::CPath::addSearchPath(NL_MK_SH_ID_CFG);
diff --git a/code/nel/tools/pacs/build_ig_boxes/main.cpp b/code/nel/tools/pacs/build_ig_boxes/main.cpp
index 9d420745d..046e5ee74 100644
--- a/code/nel/tools/pacs/build_ig_boxes/main.cpp
+++ b/code/nel/tools/pacs/build_ig_boxes/main.cpp
@@ -86,7 +86,7 @@ void	init()
 	try
 	{
 #ifdef NL_OS_UNIX
-		NLMISC::CPath::addSearchPath(NLMISC::CFile::getApplicationDirectory("NeL"));
+		NLMISC::CPath::addSearchPath(NLMISC::CPath::getApplicationDirectory("NeL"));
 #endif // NL_OS_UNIX
 
 		NLMISC::CPath::addSearchPath(NL_BIB_CFG);
diff --git a/code/nel/tools/pacs/build_indoor_rbank/main.cpp b/code/nel/tools/pacs/build_indoor_rbank/main.cpp
index 9fbd77d1e..1d459e2ee 100644
--- a/code/nel/tools/pacs/build_indoor_rbank/main.cpp
+++ b/code/nel/tools/pacs/build_indoor_rbank/main.cpp
@@ -122,7 +122,7 @@ void	initConfig()
 	try
 	{
 #ifdef NL_OS_UNIX
-		NLMISC::CPath::addSearchPath(NLMISC::CFile::getApplicationDirectory("NeL"));
+		NLMISC::CPath::addSearchPath(NLMISC::CPath::getApplicationDirectory("NeL"));
 #endif // NL_OS_UNIX
 
 		NLMISC::CPath::addSearchPath(NL_BIRB_CFG);