build is failing in android studio

[12shivs]

gives gradle build errors
Build command failed. Error while executing process C:\Users\kumar.shiv\AppData\Local\Android\Sdk\ndk-bundle\ndk-build.cmd with arguments {NDK_PROJECT_PATH=null APP_BUILD_SCRIPT=F:\oxygine-framework\oxygine-framework\examples\HelloWorld\proj.android\jni\Android.mk NDK_APPLICATION_MK=F:\oxygine-framework\oxygine-framework\examples\HelloWorld\proj.android\jni\Application.mk APP_ABI=armeabi-v7a NDK_ALL_ABIS=armeabi-v7a NDK_DEBUG=1 APP_PLATFORM=android-19 NDK_OUT=F:/oxygine-framework/oxygine-framework/examples/HelloWorld/proj.android/build/intermediates/ndkBuild/debug/obj NDK_LIBS_OUT=F:\oxygine-framework\oxygine-framework\examples\HelloWorld\proj.android\build\intermediates\ndkBuild\debug\lib NDK_MODULE_PATH+=../../../../ F:/oxygine-framework/oxygine-framework/examples/HelloWorld/proj.android/build/intermediates/ndkBuild/debug/obj/local/armeabi-v7a/libSDL2.so} process_begin: CreateProcess(NULL, C:/Users/kumar.shiv/AppData/Local/Android/Sdk/ndk-bundle/build//../toolchains/llvm/prebuilt/windows-x86_64/bin/clang++.exe -print-resource-dir, ...) failed. [armeabi-v7a] "Compile thumb ": "SDL2 <= SDL.c" process_begin: CreateProcess(NULL, C:/Users/kumar.shiv/AppData/Local/Android/Sdk/ndk-bundle/build//../toolchains/llvm/prebuilt/windows-x86_64/bin/clang.exe -MMD -MP -MF F:/oxygine-framework/oxygine-framework/examples/HelloWorld/proj.android/build/intermediates/ndkBuild/debug/obj/local/armeabi-v7a/objs-debug/SDL2/src/SDL.o.d -target armv7-none-linux-androideabi19 -fdata-sections -ffunction-sections -fstack-protector-strong -funwind-tables -no-canonical-prefixes --sysroot C:/Users/kumar.shiv/AppData/Local/Android/Sdk/ndk-bundle/build//../toolchains/llvm/prebuilt/windows-x86_64/sysroot -g -Wno-invalid-command-line-argument -Wno-unused-command-line-argument -fno-addrsig -fpic -mfpu=vfpv3-d16 -march=armv7-a -mthumb -O0 -UNDEBUG -fno-limit-debug-info -I../../../..//SDL/include -IC:/Users/kumar.shiv/AppData/Local/Android/Sdk/ndk-bundle/build//../sources/cxx-stl/llvm-libc++/include -IC:/Users/kumar.shiv/AppData/Local/Android/Sdk/ndk-bundle/build//../sources/cxx-stl/llvm-libc++abi/include -I../../../..//SDL -DANDROID -DGL_GLEXT_PROTOTYPES -nostdinc++ -Wa,--noexecstack -Wformat -Werror=format-security -c ../../../..//SDL/src/SDL.c -o F:/oxygine-framework/oxygine-framework/examples/HelloWorld/proj.android/build/intermediates/ndkBuild/debug/obj/local/armeabi-v7a/objs-debug/SDL2/src/SDL.o, ...) failed. make (e=2): The system cannot find the file specified. make: *** [F:/oxygine-framework/oxygine-framework/examples/HelloWorld/proj.android/build/intermediates/ndkBuild/debug/obj/local/armeabi-v7a/objs-debug/SDL2/src/SDL.o] Error 2

[frankinshtein]

Do you have SDL ?

[12shivs]

I guess not,
Do i have to download it separately?
Its not part of the engine?