Build the SDL library as a shared object on Android, so it will work correctly with SDL_image and SDL_ttf.

src/main/android/SDL_android_main.cpp

@@ -0,0 +1,30 @@
+
+/* Include the SDL main definition header */
+#include "SDL_main.h"
+
+/*******************************************************************************
+                 Functions called by JNI
+*******************************************************************************/
+#include <jni.h>
+
+// Called before SDL_main() to initialize JNI bindings in SDL library
+extern "C" void SDL_Android_Init(JNIEnv* env);
+
+// Library init
+extern "C" jint JNI_OnLoad(JavaVM* vm, void* reserved)
+{
+    return JNI_VERSION_1_4;
+}
+
+// Start up the SDL app
+extern "C" void Java_org_libsdl_app_SDLActivity_nativeInit( JNIEnv* env, jobject obj )
+{
+    /* This interface could expand with ABI negotiation, calbacks, etc. */
+    SDL_Android_Init(env);
+
+    /* Run the application code! */
+    char *argv[2];
+    argv[0] = strdup("SDL_app");
+    argv[1] = NULL;
+    SDL_main(1, argv);
+}