diff --git a/code/nel/src/3d/driver/opengl/driver_opengl_extension.h b/code/nel/src/3d/driver/opengl/driver_opengl_extension.h
index 5d58840c1..792555947 100644
--- a/code/nel/src/3d/driver/opengl/driver_opengl_extension.h
+++ b/code/nel/src/3d/driver/opengl/driver_opengl_extension.h
@@ -55,12 +55,12 @@ struct	CGlExtensions
 	bool	NVTextureEnvCombine4;
 	bool	ARBTextureCubeMap;
 	bool	NVVertexProgram;
-	bool    EXTVertexShader;
+	bool	EXTVertexShader;
 	bool	NVTextureShader;
-	bool    NVOcclusionQuery;
+	bool	NVOcclusionQuery;
 	bool	NVTextureRectangle;
-	bool    EXTTextureRectangle;
-	bool    ARBTextureRectangle;
+	bool	EXTTextureRectangle;
+	bool	ARBTextureRectangle;
 	bool	FrameBufferObject;
 	bool	FrameBufferBlit;
 	bool	FrameBufferMultisample;
@@ -89,10 +89,10 @@ struct	CGlExtensions
 
 	// ATI Extensions.
 	bool	ATIVertexArrayObject;
-	bool    ATIMapObjectBuffer;
+	bool	ATIMapObjectBuffer;
 	bool	ATITextureEnvCombine3;
-	bool    ATIEnvMapBumpMap;
-	bool    ATIFragmentShader;
+	bool	ATIEnvMapBumpMap;
+	bool	ATIFragmentShader;
 	bool	ATIXTextureEnvRoute;
 	bool	ATIVertexAttribArrayObject;
 	// ARB Extensions
@@ -781,3 +781,4 @@ extern NEL_PFNGLSAMPLECOVERAGEARBPROC			nglSampleCoverageARB;
 #endif // USE_OPENGLES
 
 #endif // NL_OPENGL_EXTENSION_H
+
diff --git a/code/nel/src/3d/driver/opengl/driver_opengl_vertex_buffer_hard.cpp b/code/nel/src/3d/driver/opengl/driver_opengl_vertex_buffer_hard.cpp
index 06ebafab0..60109cfb6 100644
--- a/code/nel/src/3d/driver/opengl/driver_opengl_vertex_buffer_hard.cpp
+++ b/code/nel/src/3d/driver/opengl/driver_opengl_vertex_buffer_hard.cpp
@@ -1542,7 +1542,7 @@ void CVertexBufferHardARB::unlock()
 	#ifdef NL_DEBUG
 		_Unmapping = true;
 	#endif
-	GLboolean unmapOk = false;
+	GLboolean unmapOk = GL_FALSE;
 
 #ifdef USE_OPENGLES
 	if (_Driver->_Extensions.OESMapBuffer)
@@ -1671,3 +1671,4 @@ void CVertexBufferHardARB::invalidate()
 #endif
 
 } // NL3D
+