diff --git a/source/glest_game/graphics/renderer.cpp b/source/glest_game/graphics/renderer.cpp
index 7e6337c25..78ee2a8c7 100644
--- a/source/glest_game/graphics/renderer.cpp
+++ b/source/glest_game/graphics/renderer.cpp
@@ -41,7 +41,7 @@ namespace Glest { namespace Game{
 uint32 Renderer::SurfaceData::nextUniqueId = 1;
 bool Renderer::renderText3DEnabled = true;
 
-const float SKIP_INTERPOLATION_DISTANCE = 20.0f;
+//const float SKIP_INTERPOLATION_DISTANCE = 20.0f;
 const string DEFAULT_CHAR_FOR_WIDTH_CALC = "V";
 
 enum PROJECTION_TO_INFINITY {
diff --git a/source/shared_lib/sources/graphics/video_player.cpp b/source/shared_lib/sources/graphics/video_player.cpp
index 5c8d65815..52a699061 100644
--- a/source/shared_lib/sources/graphics/video_player.cpp
+++ b/source/shared_lib/sources/graphics/video_player.cpp
@@ -69,7 +69,9 @@ std::string getRegKey(const std::string& location, const std::string& name){
 #endif
 
 const string HTTP_PREFIX 					= "http";
+#ifdef HAS_LIBVLC
 const double MAX_VIDEO_START_MILLISECONDS	= 10.0;
+#endif
 
 class ctx {
 public:
diff --git a/source/shared_lib/sources/streflop/libm/flt-32/e_log10f.cpp b/source/shared_lib/sources/streflop/libm/flt-32/e_log10f.cpp
index 6f1ba56a8..057687b95 100644
--- a/source/shared_lib/sources/streflop/libm/flt-32/e_log10f.cpp
+++ b/source/shared_lib/sources/streflop/libm/flt-32/e_log10f.cpp
@@ -33,7 +33,7 @@ log10_2hi  =  3.0102920532e-01f, /* 0x3e9a2080 */
 log10_2lo  =  7.9034151668e-07f; /* 0x355427db */
 
 #ifdef __STDC__
-static const Simple zero   =  0.0f;
+//static const Simple zero   =  0.0f;
 #else
 static Simple zero   =  0.0f;
 #endif
diff --git a/source/shared_lib/sources/streflop/libm/flt-32/s_cosf.cpp b/source/shared_lib/sources/streflop/libm/flt-32/s_cosf.cpp
index 2ca15fba4..4b94f3d22 100644
--- a/source/shared_lib/sources/streflop/libm/flt-32/s_cosf.cpp
+++ b/source/shared_lib/sources/streflop/libm/flt-32/s_cosf.cpp
@@ -23,7 +23,7 @@ static char rcsid[] = "$NetBSD: s_cosf.c,v 1.4f 1995/05/10 20:47:03 jtc Exp $";
 
 namespace streflop_libm {
 #ifdef __STDC__
-static const Simple one=1.0f;
+//static const Simple one=1.0f;
 #else
 static Simple one=1.0f;
 #endif