Apply same fixes from OpenAL Soft to STB image loader.

Also make sure it works with the latest version from the website (which is downloaded automatically).

jme3-android-native/src/native/jme_stbi/Android.mk

@@ -1,13 +1,15 @@
+TARGET_PLATFORM := android-9
+
 LOCAL_PATH := $(call my-dir)
+	
 include $(CLEAR_VARS)
 
 LOCAL_MODULE    := stbijme
-LOCAL_C_INCLUDES  := $(LOCAL_PATH)
-LOCAL_CFLAGS += -O2
-LOCAL_EXPORT_C_INCLUDES := $(LOCAL_PATH)
-LOCAL_SRC_FILES := $(subst $(LOCAL_PATH)/,, $(wildcard $(LOCAL_PATH)/*.c))
-
-#adds zlib
-LOCAL_LDLIBS    += -lz -llog
+	
+LOCAL_C_INCLUDES  += $(LOCAL_PATH)
+	
+LOCAL_LDLIBS := -lz -llog -Wl,-s
+	
+LOCAL_SRC_FILES := com_jme3_texture_plugins_AndroidNativeImageLoader.c
 
 include $(BUILD_SHARED_LIBRARY)

jme3-android-native/src/native/jme_stbi/Application.mk

@@ -1,3 +1,3 @@
+APP_PLATFORM := android-9
 APP_OPTIM := release
-APP_ABI := all
-#APP_ABI := armeabi-v7a
+APP_ABI := all

jme3-android-native/src/native/jme_stbi/com_jme3_texture_plugins_AndroidNativeImageLoader.c

@@ -6,8 +6,9 @@
 #include <assert.h>
 #include <string.h>
 #include <time.h>
-#define STBI_HEADER_FILE_ONLY
-#include "stb_image.c"
+
+#define STB_IMAGE_IMPLEMENTATION
+#include "stb_image.h"
 
 typedef unsigned int    uint32;