diff --git a/src/debug/quad.cpp b/src/debug/quad.cpp
index 358b9675..625a5679 100644
--- a/src/debug/quad.cpp
+++ b/src/debug/quad.cpp
@@ -65,7 +65,7 @@ private:
 
     int initialised;
     float time;
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     GLuint array[NUM_ARRAYS];
 #endif
     GLuint buffer[NUM_BUFFERS];
@@ -153,7 +153,7 @@ void DebugQuad::TickDraw(float deltams)
 
     if (!data->initialised && !IsDestroying())
     {
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
         glGenVertexArrays(NUM_ARRAYS, data->array);
 #endif
         glGenBuffers(NUM_BUFFERS, data->buffer);
@@ -183,7 +183,7 @@ void DebugQuad::TickDraw(float deltams)
     }
     else if (data->initialised && IsDestroying())
     {
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
         glDeleteVertexArrays(NUM_ARRAYS, data->array);
 #endif
         glDeleteBuffers(NUM_BUFFERS, data->buffer);
@@ -236,7 +236,7 @@ void DebugQuad::TickDraw(float deltams)
     vec4 orange(0.8f, 0.5f, 0.2f, 1.0f);
 
     /* Cheap iterators */
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     GLuint *array = data->array;
 #endif
     GLuint *buffer = data->buffer;
@@ -494,7 +494,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders an orange square.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     glColor4f(orange.x, orange.y, orange.z, orange.w);
     glEnableClientState(GL_VERTEX_ARRAY);
 
@@ -512,7 +512,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders a green sine wave made of 1-pixel points.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     glColor4f(0.0f, 1.0f, 0.0f, 1.0f);
     glPointSize(1.0f);
     glEnableClientState(GL_VERTEX_ARRAY);
@@ -531,7 +531,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders a multicoloured square with varying colors.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     glEnableClientState(GL_VERTEX_ARRAY);
     glEnableClientState(GL_COLOR_ARRAY);
 
@@ -552,7 +552,7 @@ void DebugQuad::TickDraw(float deltams)
      * Renders a multicoloured square with varying colors multiplied with an
      * animated distorted checkerboard.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     glEnable(GL_TEXTURE_2D);
     glBindTexture(GL_TEXTURE_2D, data->texture[0]);
     glEnableClientState(GL_VERTEX_ARRAY);
@@ -580,7 +580,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders an orange square.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     if (!shader[0])
 #if !defined __CELLOS_LV2__
         shader[0] = Shader::Create(
@@ -626,7 +626,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders an orange square.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     if (!shader[0])
     {
 #if !defined __CELLOS_LV2__
@@ -679,7 +679,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders a static, coloured and tiled pattern.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     if (!shader[0])
 #if !defined __CELLOS_LV2__
         shader[0] = Shader::Create(
@@ -732,7 +732,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders a multicoloured square with varying colors.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     if (!shader[0])
     {
 #if !defined __CELLOS_LV2__
@@ -796,7 +796,7 @@ void DebugQuad::TickDraw(float deltams)
      *
      * Renders an antialiased green sine wave made of 1-pixel points.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__ && !defined __CELLOS_LV2__
+#if !defined __ANDROID__ && !defined __APPLE__ && !defined __CELLOS_LV2__
     if (!shader[0])
         shader[0] = Shader::Create(
             "#version 120\n"
@@ -842,7 +842,7 @@ void DebugQuad::TickDraw(float deltams)
      * Renders a multicoloured square with varying colors xored with an
      * animated distorted checkerboard.
      */
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     if (!shader[0])
 #if !defined __CELLOS_LV2__
         shader[0] = Shader::Create(
@@ -915,7 +915,7 @@ void DebugQuad::TickDraw(float deltams)
      * Renders a multicoloured square with varying colors xored with an
      * animated distorted checkerboard.
      */
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     if (!shader[0])
     {
         shader[0] = Shader::Create(
@@ -985,7 +985,7 @@ void DebugQuad::TickDraw(float deltams)
      * Renders a multicoloured square with varying colors xored with an
      * animated distorted checkerboard.
      */
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     if (!shader[0])
     {
         shader[0] = Shader::Create(
@@ -1050,7 +1050,7 @@ void DebugQuad::TickDraw(float deltams)
     ResetState();
 
     /* Check that we didn't overflow our list */
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     if (array > data->array + NUM_ARRAYS)
         Log::Error("too many arrays used\n");
 #endif
@@ -1073,7 +1073,7 @@ void DebugQuad::ResetState()
     glLoadIdentity();
 #endif
 
-#if !defined ANDROID_NDK && !defined __APPLE__
+#if !defined __ANDROID__ && !defined __APPLE__
     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 #endif
 
@@ -1082,13 +1082,13 @@ void DebugQuad::ResetState()
 #if defined HAVE_GLBEGIN || defined USE_GLEW || defined __CELLOS_LV2__
     glClientActiveTexture(GL_TEXTURE0);
 #endif
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     glTexEnvi(GL_POINT_SPRITE, GL_COORD_REPLACE, GL_FALSE);
 #endif
     glDisable(GL_TEXTURE_2D);
 
     glDisable(GL_BLEND);
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     glDisable(GL_POINT_SPRITE);
 #endif
 
@@ -1100,7 +1100,7 @@ void DebugQuad::ResetState()
     cgGLDisableProfile(cgGLGetLatestProfile(CG_GL_FRAGMENT));
 #endif
 
-#if !defined __CELLOS_LV2__ && !defined ANDROID_NDK
+#if !defined __CELLOS_LV2__ && !defined __ANDROID__
     glDisable(GL_VERTEX_PROGRAM_POINT_SIZE);
 #endif
 }
diff --git a/src/image/image.cpp b/src/image/image.cpp
index 6f4c179a..22a1c4b1 100644
--- a/src/image/image.cpp
+++ b/src/image/image.cpp
@@ -19,7 +19,7 @@
 #elif defined USE_SDL
 #   include <SDL.h>
 #   include <SDL_image.h>
-#elif defined ANDROID_NDK
+#elif defined __ANDROID__
 #   include <jni.h>
 #   include <android/log.h>
 #elif defined __CELLOS_LV2__
@@ -34,7 +34,7 @@ using namespace std;
 namespace lol
 {
 
-#if defined ANDROID_NDK
+#if defined __ANDROID__
 extern JavaVM *g_vm;
 extern jobject g_activity;
 #endif
@@ -55,7 +55,7 @@ private:
     uint8_t *pixels;
 #elif defined USE_SDL
     SDL_Surface *img;
-#elif defined ANDROID_NDK
+#elif defined __ANDROID__
     jobject bmp;
     jintArray array;
     jint *pixels;
@@ -125,7 +125,7 @@ Image::Image(char const *path)
 
     data->size = ivec2(data->img->w, data->img->h);
     data->format = data->img->format->Amask ? FORMAT_RGBA : FORMAT_RGB;
-#elif defined ANDROID_NDK
+#elif defined __ANDROID__
     JNIEnv *env;
     jint res = g_vm->GetEnv((void **)&env, JNI_VERSION_1_2);
     if (res < 0)
@@ -336,7 +336,7 @@ void * Image::GetData() const
     return data->pixels;
 #elif defined USE_SDL
     return data->img->pixels;
-#elif defined ANDROID_NDK
+#elif defined __ANDROID__
     return data->pixels;
 #elif defined __CELLOS_LV2__
     return data->pixels;
@@ -351,7 +351,7 @@ Image::~Image()
     free(data->pixels);
 #elif defined USE_SDL
     SDL_FreeSurface(data->img);
-#elif defined ANDROID_NDK
+#elif defined __ANDROID__
     JNIEnv *env;
     jint res = g_vm->GetEnv((void **)&env, JNI_VERSION_1_2);
     if (res < 0)
diff --git a/src/log.cpp b/src/log.cpp
index ff749cf7..bfe98b9f 100644
--- a/src/log.cpp
+++ b/src/log.cpp
@@ -15,7 +15,7 @@
 #include <cmath>
 #include <cstdio>
 
-#if defined ANDROID_NDK
+#if defined __ANDROID__
 #   include <android/log.h>
 #else
 #   include <cstdarg>
@@ -34,7 +34,7 @@ void Log::Debug(char const *fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-#if defined ANDROID_NDK
+#if defined __ANDROID__
     __android_log_vprint(ANDROID_LOG_DEBUG, "LOL", fmt, ap);
 #else
     fprintf(stderr, "DEBUG: ");
@@ -47,7 +47,7 @@ void Log::Info(char const *fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-#if defined ANDROID_NDK
+#if defined __ANDROID__
     __android_log_vprint(ANDROID_LOG_INFO, "LOL", fmt, ap);
 #else
     fprintf(stderr, "INFO: ");
@@ -60,7 +60,7 @@ void Log::Warn(char const *fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-#if defined ANDROID_NDK
+#if defined __ANDROID__
     __android_log_vprint(ANDROID_LOG_WARN, "LOL", fmt, ap);
 #else
     fprintf(stderr, "WARN: ");
@@ -73,7 +73,7 @@ void Log::Error(char const *fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-#if defined ANDROID_NDK
+#if defined __ANDROID__
     __android_log_vprint(ANDROID_LOG_ERROR, "LOL", fmt, ap);
 #else
     fprintf(stderr, "ERROR: ");
diff --git a/src/matrix.cpp b/src/matrix.cpp
index ef721d64..16d5ab14 100644
--- a/src/matrix.cpp
+++ b/src/matrix.cpp
@@ -80,6 +80,7 @@ template<> void mat4::printf() const
                p[0][3], p[1][3], p[2][3], p[3][3]);
 }
 
+#if !defined __ANDROID__
 template<> std::ostream &operator<<(std::ostream &stream, ivec2 const &v)
 {
     return stream << "(" << v.x << ", " << v.y << ")";
@@ -124,6 +125,7 @@ template<> std::ostream &operator<<(std::ostream &stream, mat4 const &m)
            << ", " << m[2][3] << ", " << m[3][3] << "))";
     return stream;
 }
+#endif
 
 template<> mat4 mat4::ortho(float left, float right, float bottom,
                             float top, float near, float far)
diff --git a/src/matrix.h b/src/matrix.h
index 6c4ea5d2..0a9cf033 100644
--- a/src/matrix.h
+++ b/src/matrix.h
@@ -17,7 +17,9 @@
 #define __LOL_MATRIX_H__
 
 #include <cmath>
-#include <iostream>
+#if !defined __ANDROID__
+#   include <iostream>
+#endif
 
 namespace lol
 {
@@ -126,11 +128,7 @@ namespace lol
     { \
         using namespace std; \
         return sqrtf((float)sqlen()); \
-    } \
-    \
-    template<typename U> \
-    friend std::ostream &operator<<(std::ostream &stream, \
-                                    Vec##elems<U> const &v);
+    }
 
 template <typename T> struct Vec2;
 template <typename T> struct Vec3;
@@ -144,6 +142,11 @@ template <typename T> struct Vec2
 
     OPERATORS(2)
 
+#if !defined __ANDROID__
+    template<typename U>
+    friend std::ostream &operator<<(std::ostream &stream, Vec2<U> const &v);
+#endif
+
     union { T x; T a; T i; };
     union { T y; T b; T j; };
 };
@@ -159,6 +162,11 @@ template <typename T> struct Vec3
 
     OPERATORS(3)
 
+#if !defined __ANDROID__
+    template<typename U>
+    friend std::ostream &operator<<(std::ostream &stream, Vec3<U> const &v);
+#endif
+
     union { T x; T a; T i; };
     union { T y; T b; T j; };
     union { T z; T c; T k; };
@@ -175,6 +183,11 @@ template <typename T> struct Vec4
 
     OPERATORS(4)
 
+#if !defined __ANDROID__
+    template<typename U>
+    friend std::ostream &operator<<(std::ostream &stream, Vec4<U> const &v);
+#endif
+
     union { T x; T a; T i; };
     union { T y; T b; T j; };
     union { T z; T c; T k; };
@@ -237,8 +250,10 @@ template <typename T> struct Mat4
 
     void printf() const;
 
+#if !defined __ANDROID__
     template<class U>
     friend std::ostream &operator<<(std::ostream &stream, Mat4<U> const &m);
+#endif
 
     inline Mat4<T> operator +(Mat4<T> const val) const
     {
diff --git a/src/platform.cpp b/src/platform.cpp
index 4b894808..a8c1279e 100644
--- a/src/platform.cpp
+++ b/src/platform.cpp
@@ -25,7 +25,7 @@ namespace lol
 
 int Platform::GetMouseCount()
 {
-#if defined ANDROID_NDK
+#if defined __ANDROID__
     /* Assume Android devices are touch devices that don't have a mouse */
     return 0;
 #endif
diff --git a/src/video.cpp b/src/video.cpp
index 6a6e6192..6efcf506 100644
--- a/src/video.cpp
+++ b/src/video.cpp
@@ -33,7 +33,7 @@ class VideoData
 
 private:
     static mat4 proj_matrix, view_matrix;
-#if defined ANDROID_NDK || defined __CELLOS_LV2__
+#if defined __ANDROID__ || defined __CELLOS_LV2__
     static ivec2 saved_viewport;
 #endif
 };
@@ -41,7 +41,7 @@ private:
 mat4 VideoData::proj_matrix;
 mat4 VideoData::view_matrix;
 
-#if defined ANDROID_NDK || defined __CELLOS_LV2__
+#if defined __ANDROID__ || defined __CELLOS_LV2__
 ivec2 VideoData::saved_viewport = 0;
 #endif
 
@@ -64,7 +64,7 @@ void Video::Setup(ivec2 size)
     /* Initialise OpenGL */
     glViewport(0, 0, size.x, size.y);
 
-#if defined ANDROID_NDK || defined __CELLOS_LV2__
+#if defined __ANDROID__ || defined __CELLOS_LV2__
     VideoData::saved_viewport = size;
 #endif
 
@@ -85,7 +85,7 @@ void Video::SetFov(float theta)
     float near = -size.x - size.y;
     float far = size.x + size.y;
 
-#if defined ANDROID_NDK
+#if defined __ANDROID__
     size = vec2(640.0f, 480.0f);
 #endif
 
@@ -178,7 +178,7 @@ void Video::Capture(uint32_t *buffer)
 
 ivec2 Video::GetSize()
 {
-#if defined ANDROID_NDK
+#if defined __ANDROID__
     return VideoData::saved_viewport;
 #elif defined __CELLOS_LV2__
     // FIXME: use psglCreateDeviceAuto && psglGetDeviceDimensions