removed dummy references and replaced with pragma to ignore C4100 warning & removed one unreachable return

example/main.c

@@ -121,7 +121,6 @@ void drawPath(float* pts, int npts, char closed, float tol)
 void drawControlPts(float* pts, int npts, char closed)
 {
 	int i;
-	closed; // prevent warnings
 
 	// Control lines
 	glColor4ubv(lineColor);
@@ -228,7 +227,6 @@ void drawframe(GLFWwindow* window)
 void resizecb(GLFWwindow* window, int width, int height)
 {
 	// Update and render
-	width; height; // prevent warnings
 	drawframe(window);
 }
 

src/nanosvg.h

@@ -103,6 +103,7 @@ void nsvgDelete(struct NSVGImage* image);
 
 #ifdef _MSC_VER
 	#pragma warning (disable: 4996) // Switch off security warnings
+	#pragma warning (disable: 4100) // Switch off unreferenced formal parameter warnings
 	#ifdef __cplusplus
 	#define NSVG_INLINE inline
 	#else
@@ -605,7 +606,6 @@ static unsigned int nsvg__parseColorRGB(const char* str)
 	} else {
 		return NSVG_RGB(r,g,b);
 	}
-	return 0;
 }
 
 struct NSVGNamedColor {
@@ -1739,7 +1739,6 @@ static void nsvg__endElement(void* ud, const char* el)
 static void nsvg__content(void* ud, const char* s)
 {
 	// empty
-	ud; s; // prevent warnings
 }
 
 struct NSVGImage* nsvgParse(char* input)