diff --git a/public/mathlib/vector.h b/public/mathlib/vector.h
index 6b332b56..edef6df5 100644
--- a/public/mathlib/vector.h
+++ b/public/mathlib/vector.h
@@ -1,4 +1,4 @@
-//====== Copyright © 1996-2005, Valve Corporation, All rights reserved. =======//
+//====== Copyright © 1996-2005, Valve Corporation, All rights reserved. =======//
 //
 // Purpose: 
 //
@@ -203,8 +203,9 @@ private:
 };
 
 
-
-#define USE_M64S ( ( !defined( _X360 ) ) && ( ! defined( _LINUX) ) )
+#if ( ( !defined( _X360 ) ) && ( ! defined( _LINUX) ) )
+    #define USE_M64S 1
+#endif
 
 
 
@@ -516,9 +517,9 @@ inline void Vector::Init( vec_t ix, vec_t iy, vec_t iz )
 
 inline void Vector::Random( vec_t minVal, vec_t maxVal )
 {
-	x = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
-	y = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
-	z = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
+	x = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
+	y = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
+	z = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
 	CHECK_VALID(*this);
 }
 
@@ -1852,9 +1853,9 @@ inline void QAngle::Init( vec_t ix, vec_t iy, vec_t iz )
 
 inline void QAngle::Random( vec_t minVal, vec_t maxVal )
 {
-	x = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
-	y = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
-	z = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
+	x = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
+	y = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
+	z = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
 	CHECK_VALID(*this);
 }
 
diff --git a/public/mathlib/vector2d.h b/public/mathlib/vector2d.h
index 35ed31e6..30a3a038 100644
--- a/public/mathlib/vector2d.h
+++ b/public/mathlib/vector2d.h
@@ -1,4 +1,4 @@
-//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
+//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
 //
 // Purpose: 
 //
@@ -239,8 +239,8 @@ inline void Vector2D::Init( vec_t ix, vec_t iy )
 
 inline void Vector2D::Random( float minVal, float maxVal )
 {
-	x = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
-	y = minVal + ((float)rand() / RAND_MAX) * (maxVal - minVal);
+	x = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
+	y = minVal + ((float)rand() / (float)RAND_MAX) * (maxVal - minVal);
 }
 
 inline void Vector2DClear( Vector2D& a )