diff --git a/opengl/libs/Android.mk b/opengl/libs/Android.mk
index da00cc5..538e943 100644
--- a/opengl/libs/Android.mk
+++ b/opengl/libs/Android.mk
@@ -24,6 +24,7 @@
 
 LOCAL_CFLAGS += -DLOG_TAG=\"libEGL\"
 LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
+LOCAL_CFLAGS += -fvisibility=hidden
 
 include $(BUILD_SHARED_LIBRARY)
 
@@ -53,5 +54,6 @@
 
 LOCAL_CFLAGS += -DLOG_TAG=\"libGLESv1\"
 LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
+LOCAL_CFLAGS += -fvisibility=hidden
 
 include $(BUILD_SHARED_LIBRARY)
diff --git a/opengl/libs/EGL/egl.cpp b/opengl/libs/EGL/egl.cpp
index 6c80538..7cdf494 100644
--- a/opengl/libs/EGL/egl.cpp
+++ b/opengl/libs/EGL/egl.cpp
@@ -178,8 +178,8 @@
 
 // ----------------------------------------------------------------------------
 
-gl_hooks_t gHooks[IMPL_NUM_IMPLEMENTATIONS];
-pthread_key_t gGLWrapperKey = -1;
+EGLAPI gl_hooks_t gHooks[IMPL_NUM_IMPLEMENTATIONS];
+EGLAPI pthread_key_t gGLWrapperKey = -1;
 
 // ----------------------------------------------------------------------------
 
diff --git a/opengl/libs/EGL/gpu.cpp b/opengl/libs/EGL/gpu.cpp
index 3f9fd63..f9dc5f1 100644
--- a/opengl/libs/EGL/gpu.cpp
+++ b/opengl/libs/EGL/gpu.cpp
@@ -53,7 +53,7 @@
 static Mutex                            gRegionsLock;
 static request_gpu_t                    gRegions;
 static sp<ISurfaceComposer>             gSurfaceManager;
-ISurfaceComposer*                       GLES_localSurfaceManager = 0;
+GL_API ISurfaceComposer*                GLES_localSurfaceManager = 0;
 
 extern egl_connection_t gEGLImpl[2];
 
diff --git a/opengl/libs/GLES_CM/gl.cpp b/opengl/libs/GLES_CM/gl.cpp
index d1b9ac6..3204d9a 100644
--- a/opengl/libs/GLES_CM/gl.cpp
+++ b/opengl/libs/GLES_CM/gl.cpp
@@ -35,6 +35,17 @@
 // extensions for the framework
 // ----------------------------------------------------------------------------
 
+extern "C" {
+GL_API void GL_APIENTRY glColorPointerBounds(GLint size, GLenum type, GLsizei stride,
+        const GLvoid *ptr, GLsizei count);
+GL_API void GL_APIENTRY glNormalPointerBounds(GLenum type, GLsizei stride,
+        const GLvoid *pointer, GLsizei count);
+GL_API void GL_APIENTRY glTexCoordPointerBounds(GLint size, GLenum type,
+        GLsizei stride, const GLvoid *pointer, GLsizei count);
+GL_API void GL_APIENTRY glVertexPointerBounds(GLint size, GLenum type,
+        GLsizei stride, const GLvoid *pointer, GLsizei count);
+}
+
 void glColorPointerBounds(GLint size, GLenum type, GLsizei stride,
         const GLvoid *ptr, GLsizei count) {
     glColorPointer(size, type, stride, ptr);
diff --git a/opengl/libs/egl_impl.h b/opengl/libs/egl_impl.h
index 4e0c7bf..80455d0 100644
--- a/opengl/libs/egl_impl.h
+++ b/opengl/libs/egl_impl.h
@@ -21,6 +21,7 @@
 
 #include <EGL/egl.h>
 #include <EGL/eglext.h>
+#include <EGL/eglplatform.h>
 
 // ----------------------------------------------------------------------------
 namespace android {
@@ -37,7 +38,7 @@
     int                 unavailable;
 };
 
-EGLImageKHR egl_get_image_for_current_context(EGLImageKHR image);
+EGLAPI EGLImageKHR egl_get_image_for_current_context(EGLImageKHR image);
 
 // ----------------------------------------------------------------------------
 }; // namespace android