diff --git a/spine-c/spine-c-unit-tests/main.cpp b/spine-c/spine-c-unit-tests/main.cpp
index 9b2868895..bd013f6ea 100755
--- a/spine-c/spine-c-unit-tests/main.cpp
+++ b/spine-c/spine-c-unit-tests/main.cpp
@@ -22,11 +22,11 @@ void RegisterMemoryLeakDetector()
 {
 	// Register our malloc and free functions to track memory leaks
 	#ifdef KANJI_MEMTRACE
-	_setDebugMalloc(_kanjimalloc);
+	_spSetDebugMalloc(_kanjimalloc);
 	#endif
-	_setMalloc(_kanjimalloc);
-	_setRealloc(_kanjirealloc);
-	_setFree(_kanjifree);
+	_spSetMalloc(_kanjimalloc);
+	_spSetRealloc(_kanjirealloc);
+	_spSetFree(_kanjifree);
 }
 
 int main(int argc, char* argv[])
@@ -74,6 +74,6 @@ extern "C" { // probably unnecessary
 	}
 
 	char* _spUtil_readFile(const char* path, int* length) {
-		return _readFile(path, length);
+		return _spReadFile(path, length);
 	}
 }
diff --git a/spine-c/spine-c-unit-tests/memory/KMemory.cpp b/spine-c/spine-c-unit-tests/memory/KMemory.cpp
index ec91465a2..a21cbafba 100755
--- a/spine-c/spine-c-unit-tests/memory/KMemory.cpp
+++ b/spine-c/spine-c-unit-tests/memory/KMemory.cpp
@@ -30,7 +30,7 @@
 ///////////////////////////////////////////////////////////////////////////////
 // Our memory system is thread-safe, but instead of linking massive libraries,
 // we attempt to use C++11 std::mutex.
-#ifdef USE_CPP11_MUTEX
+#ifdef USE_CPP11_MUTEX_DISABLED
 #include <mutex>
 typedef std::recursive_mutex KSysLock; // rentrant
 struct KAutoLock {
@@ -300,4 +300,4 @@ size_t KMemoryAllocated()
         size += info.size;
     }
     return size;
-}
\ No newline at end of file
+}
diff --git a/spine-sfml/README.md b/spine-sfml/README.md
index 52a163db8..834641813 100644
--- a/spine-sfml/README.md
+++ b/spine-sfml/README.md
@@ -44,13 +44,13 @@ The Spine SFML example works on Windows, Linux and Mac OS X.
 The entire example code is contained in [main.cpp](example/main.cpp#L61)
 
 ### Linux
-1. Install the SFML dependencies, e.g. on Ubuntu/Debian via `sudo apt-get install -y libpthread-stubs0-dev libgl1-mesa-dev libx11-dev libxrandr-dev libfreetype6-dev libglew1.5-dev libjpeg8-dev libsndfile1-dev libopenal-dev libudev-dev libxcb-image0-dev libjpeg-dev libflac-dev`
+1. Install the SFML dependencies, e.g. on Ubuntu/Debian via `sudo apt install libsfml-dev`
 2. Install CMake, e.g. on Ubuntu/Debian via `sudo apt-get install -y cmake`
 3. Download the Spine Runtimes repository using git (`git clone https://github.com/esotericsoftware/spine-runtimes`) or download it as a zip via the download button above.
 4. Open a terminal, and `cd` into the `spine-runtimes/spine-sfml` folder
 5. Type `mkdir build && cd build && cmake ../..` to generate Make files
 6. Type `make` to compile the example
-7. Run the example by `cd spine-sfml-example && ./spine-sfml-example`
+7. Run the example by `cd spine-sfml && ./spine-sfml-example`
 
 ### Mac OS X
 1. Install [Xcode](https://developer.apple.com/xcode/)
diff --git a/spine-unity/Assets/spine-unity/Mesh Generation/SpineMesh.cs b/spine-unity/Assets/spine-unity/Mesh Generation/SpineMesh.cs
index 960abc265..559349be9 100644
--- a/spine-unity/Assets/spine-unity/Mesh Generation/SpineMesh.cs	
+++ b/spine-unity/Assets/spine-unity/Mesh Generation/SpineMesh.cs	
@@ -457,7 +457,7 @@ namespace Spine.Unity {
 			var skeleton = instruction.skeleton;
 			var drawOrderItems = skeleton.drawOrder.Items;
 
-			Color32 color;
+			Color32 color = default(Color32);
 			float skeletonA = skeleton.a * 255, skeletonR = skeleton.r, skeletonG = skeleton.g, skeletonB = skeleton.b;
 			Vector2 meshBoundsMin = this.meshBoundsMin, meshBoundsMax = this.meshBoundsMax;
 
@@ -661,7 +661,7 @@ namespace Spine.Unity {
 			}
 
 			// Populate Verts
-			Color32 color;
+			Color32 color = default(Color32);
 
 			int vertexIndex = 0;
 			var tempVerts = this.tempVerts;