View difference between Paste ID: VgCjXXcn and hze4Zu3P

 root@raspberrypi:/home/pi/usb-flashdisk/residualvm-android# ./configure
 Running ResidualVM configure...
 Looking for C++ compiler... g++
 Checking for compiler version... 4.6, ok
 Building as C++11... no
 Checking for whether -Wglobal-constructors work... no
 Checking endianness... little
 Checking 64-bitness... no
 Type with 1 byte... char
 Type with 2 bytes... short
 Type with 4 bytes... int
 Type with 8 bytes... long long
 Alignment required... yes
 Checking host CPU architecture... ARM
 Checking hosttype... linux-gnueabihf
 Looking for sdl-config... /usr/bin/sdl-config
 Checking if host is POSIX compliant... yes
 Checking whether to have a verbose build... no
 Checking whether building plugins was requested... no
 Checking for Ogg Vorbis... no
 Checking for Tremor... no
 Checking for FLAC >= 1.0.1... no
 Checking for MAD... no
 Checking for ALSA >= 0.9... yes
 Checking for PNG >= 1.2.8... no
 Checking for libtheoradec >= 1.0... skipping. no vorbis
 Checking for libfaad... no
 Checking for SEQ MIDI... no
 Checking for sndio... no
 Checking for TiMidity... no
 Checking for zlib... yes
 Checking for libmpeg2 >= 0.4.0... no
 Checking for Sparkle... no
 Checking for libfluidsynth... no
 Checking for readline... skipping (text console disabled)
 Checking for libunity... no
 Looking for freetype-config... /usr/bin/freetype-config
 Checking for FreeType2... yes
 Checking for OpenGL... yes (OpenGL ES2)
 Building translation support... no
 Building taskbar integration support... yes
 Building Bink video support... yes
 Building SafeDisc decryption support... no
 Building updates support... no
 ...disabling support for video cutscenes in PS2 version of Escape from Monkey Island. mpeg2dec is required
 ...disabling Myst 3 engine. OpenGL is required
 Backend... sdl (1.2.15), savegame timestamp
 
 Engines (builtin):
     Grim [all games]
 
 Engines Skipped:
     Myst 3
 
 
 Creating config.h
 Creating config.mk
 root@raspberrypi:/home/pi/usb-flashdisk/residualvm-android# nano config.h
 root@raspberrypi:/home/pi/usb-flashdisk/residualvm-android# nano config.mk
 root@raspberrypi:/home/pi/usb-flashdisk/residualvm-android# make
 fatal: Not a git repository (or any parent up to mount point /home/pi/usb-flashdisk)
 Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
     C++      backends/platform/sdl/sdl.o
     C++      backends/platform/sdl/posix/posix-main.o
     C++      backends/platform/sdl/posix/posix.o
     C++      base/main.o
     C++      base/commandLine.o
     C++      base/plugins.o
     C++      engines/grim/costume/bitmap_component.o
     C++      engines/grim/costume/chore.o
     C++      engines/grim/costume/colormap_component.o
     C++      engines/grim/costume/component.o
     C++      engines/grim/costume/head.o
     C++      engines/grim/costume/keyframe_component.o
     C++      engines/grim/costume/lua_var_component.o
     C++      engines/grim/costume/main_model_component.o
     C++      engines/grim/costume/material_component.o
     C++      engines/grim/costume/mesh_component.o
     C++      engines/grim/costume/model_component.o
     C++      engines/grim/costume/sound_component.o
     C++      engines/grim/costume/sprite_component.o
     C++      engines/grim/costume/anim_component.o
     C++      engines/grim/emi/costume/emianim_component.o
     C++      engines/grim/emi/costume/emiluavar_component.o
     C++      engines/grim/emi/costume/emiluacode_component.o
     C++      engines/grim/emi/costume/emimesh_component.o
     C++      engines/grim/emi/costume/emiskel_component.o
     C++      engines/grim/emi/costume/emisprite_component.o
     C++      engines/grim/emi/costume/emitexi_component.o
     C++      engines/grim/emi/sound/aifftrack.o
     C++      engines/grim/emi/sound/mp3track.o
     C++      engines/grim/emi/sound/scxtrack.o
     C++      engines/grim/emi/sound/vimatrack.o
     C++      engines/grim/emi/sound/track.o
     C++      engines/grim/emi/sound/emisound.o
     C++      engines/grim/emi/sound/codecs/scx.o
     C++      engines/grim/emi/animationemi.o
     C++      engines/grim/emi/costumeemi.o
     C++      engines/grim/emi/emi.o
     C++      engines/grim/emi/modelemi.o
     C++      engines/grim/emi/skeleton.o
     C++      engines/grim/emi/poolsound.o
     C++      engines/grim/emi/layer.o
     C++      engines/grim/emi/lua_v2.o
 engines/grim/emi/lua_v2.cpp: In member function ‘virtual void Grim::Lua_V2::NewLayer()’:
 engines/grim/emi/lua_v2.cpp:447:21: warning: variable ‘zero’ set but not used [-Wunused-but-set-variable]
     C++      engines/grim/emi/lua_v2_actor.o
 engines/grim/emi/lua_v2_actor.cpp: In member function ‘virtual void Grim::Lua_V2::PlayActorChore()’:
 engines/grim/emi/lua_v2_actor.cpp:633:8: warning: variable ‘param’ set but not used [-Wunused-but-set-variable]
     C++      engines/grim/emi/lua_v2_sound.o
 engines/grim/emi/lua_v2_sound.cpp: In member function ‘virtual void Grim::Lua_V2::UpdateSoundPosition()’:
 engines/grim/emi/lua_v2_sound.cpp:362:8: warning: unused variable ‘x’ [-Wunused-variable]
 engines/grim/emi/lua_v2_sound.cpp:363:8: warning: unused variable ‘y’ [-Wunused-variable]
 engines/grim/emi/lua_v2_sound.cpp:364:8: warning: unused variable ‘z’ [-Wunused-variable]
     C++      engines/grim/imuse/imuse.o
     C++      engines/grim/imuse/imuse_mcmp_mgr.o
     C++      engines/grim/imuse/imuse_music.o
     C++      engines/grim/imuse/imuse_script.o
     C++      engines/grim/imuse/imuse_sndmgr.o
     C++      engines/grim/imuse/imuse_tables.o
     C++      engines/grim/imuse/imuse_track.o
     C++      engines/grim/lua/lapi.o
     C++      engines/grim/lua/lauxlib.o
     C++      engines/grim/lua/lbuffer.o
     C++      engines/grim/lua/lbuiltin.o
     C++      engines/grim/lua/ldo.o
     C++      engines/grim/lua/lfunc.o
     C++      engines/grim/lua/lgc.o
     C++      engines/grim/lua/liolib.o
     C++      engines/grim/lua/llex.o
     C++      engines/grim/lua/lmathlib.o
     C++      engines/grim/lua/lmem.o
     C++      engines/grim/lua/lobject.o
     C++      engines/grim/lua/lrestore.o
     C++      engines/grim/lua/lsave.o
     C++      engines/grim/lua/lstate.o
     C++      engines/grim/lua/lstring.o
     C++      engines/grim/lua/lstrlib.o
     C++      engines/grim/lua/lstx.o
     C++      engines/grim/lua/ltable.o
     C++      engines/grim/lua/ltask.o
     C++      engines/grim/lua/ltm.o
     C++      engines/grim/lua/lundump.o
     C++      engines/grim/lua/lvm.o
     C++      engines/grim/lua/lzio.o
     C++      engines/grim/movie/codecs/blocky8.o
     C++      engines/grim/movie/codecs/blocky16.o
     C++      engines/grim/movie/codecs/vima.o
     C++      engines/grim/movie/codecs/smush_decoder.o
     C++      engines/grim/movie/bink.o
     C++      engines/grim/movie/mpeg.o
     C++      engines/grim/movie/movie.o
     C++      engines/grim/movie/smush.o
 engines/grim/movie/smush.cpp: In member function ‘virtual void Grim::SmushPlayer::handleFrame()’:
 engines/grim/movie/smush.cpp:60:100: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     C++      engines/grim/update/packfile.o
     C++      engines/grim/update/mscab.o
     C++      engines/grim/update/lang_filter.o
     C++      engines/grim/update/update.o
     C++      engines/grim/actor.o
     C++      engines/grim/animation.o
     C++      engines/grim/bitmap.o
     C++      engines/grim/costume.o
     C++      engines/grim/color.o
     C++      engines/grim/colormap.o
     C++      engines/grim/debug.o
     C++      engines/grim/detection.o
     C++      engines/grim/font.o
     C++      engines/grim/gfx_base.o
     C++      engines/grim/gfx_tinygl.o
     C++      engines/grim/grim.o
     C++      engines/grim/grim_controls.o
     C++      engines/grim/inputdialog.o
     C++      engines/grim/iris.o
     C++      engines/grim/keyframe.o
     C++      engines/grim/lab.o
     C++      engines/grim/lipsync.o
     C++      engines/grim/localize.o
     C++      engines/grim/lua.o
     C++      engines/grim/lua_v1.o
     C++      engines/grim/lua_v1_actor.o
     C++      engines/grim/lua_v1_graphics.o
     C++      engines/grim/lua_v1_set.o
     C++      engines/grim/lua_v1_sound.o
     C++      engines/grim/lua_v1_text.o
     C++      engines/grim/material.o
     C++      engines/grim/model.o
     C++      engines/grim/objectstate.o
     C++      engines/grim/primitives.o
     C++      engines/grim/patchr.o
     C++      engines/grim/registry.o
     C++      engines/grim/resource.o
     C++      engines/grim/savegame.o
     C++      engines/grim/set.o
     C++      engines/grim/sector.o
     C++      engines/grim/sound.o
     C++      engines/grim/sprite.o
     C++      engines/grim/stuffit.o
     C++      engines/grim/textobject.o
     C++      engines/grim/textsplit.o
     C++      engines/grim/object.o
     C++      engines/grim/debugger.o
     C++      engines/grim/md5check.o
     C++      engines/grim/md5checkdialog.o
     AS       engines/grim/movie/codecs/blocky8ARM.o
     C++      engines/grim/gfx_opengl_shaders.o
 engines/grim/gfx_opengl_shaders.cpp: In member function ‘void Grim::GfxOpenGLS::setupBigEBO()’:
 engines/grim/gfx_opengl_shaders.cpp:203:38: warning: declaration of ‘quad_indices’ shadows a global declaration [-Wshadow]
 engines/grim/gfx_opengl_shaders.cpp:81:23: warning: shadowed declaration is here [-Wshadow]
 engines/grim/gfx_opengl_shaders.cpp: In member function ‘virtual void Grim::GfxOpenGLS::setupLight(Grim::Light*, int)’:
 engines/grim/gfx_opengl_shaders.cpp:566:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 engines/grim/gfx_opengl_shaders.cpp: In member function ‘virtual void Grim::GfxOpenGLS::turnOffLight(int)’:
 engines/grim/gfx_opengl_shaders.cpp:599:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     AR       engines/grim/libgrim.a
     RANLIB   engines/grim/libgrim.a
     C++      gui/about.o
     C++      gui/chooser.o
     C++      gui/console.o
     C++      gui/debugger.o
     C++      gui/dialog.o
     C++      gui/error.o
     C++      gui/EventRecorder.o
     C++      gui/gui-manager.o
     C++      gui/launcher.o
     C++      gui/massadd.o
     C++      gui/message.o
     C++      gui/object.o
     C++      gui/options.o
     C++      gui/predictivedialog.o
     C++      gui/saveload.o
     C++      gui/saveload-dialog.o
     C++      gui/themebrowser.o
     C++      gui/ThemeEngine.o
     C++      gui/ThemeEval.o
     C++      gui/ThemeLayout.o
     C++      gui/ThemeParser.o
     C++      gui/Tooltip.o
     C++      gui/widget.o
     C++      gui/widgets/editable.o
     C++      gui/widgets/edittext.o
     C++      gui/widgets/list.o
     C++      gui/widgets/popup.o
     C++      gui/widgets/scrollbar.o
     C++      gui/widgets/tab.o
     C++      gui/browser.o
     AR       gui/libgui.a
     RANLIB   gui/libgui.a
     C++      backends/base-backend.o
     C++      backends/modular-backend.o
     C++      backends/audiocd/default/default-audiocd.o
     C++      backends/events/default/default-events.o
     C++      backends/fs/abstract-fs.o
     C++      backends/fs/stdiostream.o
     C++      backends/log/log.o
     C++      backends/midi/alsa.o
     C++      backends/midi/dmedia.o
     C++      backends/midi/seq.o
     C++      backends/midi/sndio.o
     C++      backends/midi/stmidi.o
     C++      backends/midi/timidity.o
     C++      backends/saves/savefile.o
     C++      backends/saves/default/default-saves.o
     C++      backends/timer/default/default-timer.o
     C++      backends/events/sdl/sdl-events.o
     C++      backends/graphics/sdl/sdl-graphics.o
     C++      backends/graphics/surfacesdl/surfacesdl-graphics.o
     C++      backends/mixer/doublebuffersdl/doublebuffersdl-mixer.o
     C++      backends/mixer/sdl/sdl-mixer.o
     C++      backends/mutex/sdl/sdl-mutex.o
     C++      backends/plugins/sdl/sdl-provider.o
     C++      backends/timer/sdl/sdl-timer.o
     C++      backends/audiocd/sdl/sdl-audiocd.o
     C++      backends/fs/posix/posix-fs.o
     C++      backends/fs/posix/posix-fs-factory.o
     C++      backends/plugins/posix/posix-provider.o
     C++      backends/saves/posix/posix-saves.o
     C++      backends/taskbar/unity/unity-taskbar.o
     AR       backends/libbackends.a
     RANLIB   backends/libbackends.a
     C++      engines/advancedDetector.o
     C++      engines/dialogs.o
     C++      engines/engine.o
     C++      engines/game.o
     C++      engines/obsolete.o
     C++      engines/savestate.o
     AR       engines/libengines.a
     RANLIB   engines/libengines.a
     C++      video/smk_decoder.o
     C++      video/video_decoder.o
     C++      video/mpegps_decoder.o
     C++      video/bink_decoder.o
     AR       video/libvideo.a
     RANLIB   video/libvideo.a
     C++      graphics/conversion.o
     C++      graphics/cursorman.o
     C++      graphics/font.o
     C++      graphics/fontman.o
     C++      graphics/fonts/bdf.o
     C++      graphics/fonts/consolefont.o
     C++      graphics/fonts/newfont_big.o
     C++      graphics/fonts/newfont.o
     C++      graphics/fonts/ttf.o
     C++      graphics/primitives.o
     C++      graphics/surface.o
     C++      graphics/thumbnail.o
     C++      graphics/VectorRenderer.o
     C++      graphics/VectorRendererSpec.o
     C++      graphics/yuv_to_rgb.o
     C++      graphics/yuva_to_rgba.o
     C++      graphics/decoders/bmp.o
     C++      graphics/decoders/jpeg.o
     C++      graphics/decoders/tga.o
     C++      graphics/pixelbuffer.o
     C++      graphics/opengles2/shader.o
     C++      graphics/opengles2/framebuffer.o
     C++      graphics/opengles2/box_shaders.o
     C++      graphics/opengles2/control_shaders.o
     C++      graphics/opengles2/compat_shaders.o
     C++      graphics/tinygl/api.o
     C++      graphics/tinygl/arrays.o
     C++      graphics/tinygl/clear.o
     C++      graphics/tinygl/clip.o
     C++      graphics/tinygl/get.o
     C++      graphics/tinygl/image_util.o
     C++      graphics/tinygl/init.o
     C++      graphics/tinygl/light.o
     C++      graphics/tinygl/list.o
     C++      graphics/tinygl/matrix.o
     C++      graphics/tinygl/memory.o
     C++      graphics/tinygl/misc.o
     C++      graphics/tinygl/select.o
     C++      graphics/tinygl/specbuf.o
     C++      graphics/tinygl/texture.o
     C++      graphics/tinygl/vertex.o
     C++      graphics/tinygl/zbuffer.o
     C++      graphics/tinygl/zline.o
     C++      graphics/tinygl/zmath.o
     C++      graphics/tinygl/ztriangle.o
     C++      graphics/tinygl/ztriangle_shadow.o
     AR       graphics/libgraphics.a
     RANLIB   graphics/libgraphics.a
     C++      audio/audiostream.o
     C++      audio/fmopl.o
     C++      audio/mididrv.o
     C++      audio/midiparser.o
     C++      audio/mixer.o
     C++      audio/mpu401.o
     C++      audio/musicplugin.o
     C++      audio/null.o
     C++      audio/timestamp.o
     C++      audio/decoders/adpcm.o
     C++      audio/decoders/aiff.o
     C++      audio/decoders/flac.o
     C++      audio/decoders/mp3.o
     C++      audio/decoders/raw.o
     C++      audio/decoders/vorbis.o
     C++      audio/decoders/wave.o
     C++      audio/decoders/xa.o
     C++      audio/softsynth/adlib.o
     C++      audio/softsynth/cms.o
     C++      audio/softsynth/opl/dbopl.o
     C++      audio/softsynth/opl/dosbox.o
     C++      audio/softsynth/opl/mame.o
     C++      audio/softsynth/fluidsynth.o
     C++      audio/softsynth/mt32.o
     C++      audio/rate_arm.o
     AS       audio/rate_arm_asm.o
     AR       audio/libaudio.a
     RANLIB   audio/libaudio.a
     C++      math/angle.o
     C++      math/matrix3.o
     C++      math/matrix4.o
     C++      math/line3d.o
     C++      math/line2d.o
     C++      math/quat.o
     C++      math/rect2d.o
     C++      math/vector2d.o
     C++      math/vector3d.o
     C++      math/vector4d.o
     AR       math/libmath.a
     RANLIB   math/libmath.a
     C++      common/archive.o
     C++      common/config-file.o
     C++      common/config-manager.o
     C++      common/debug.o
     C++      common/streamdebug.o
     C++      common/error.o
     C++      common/EventDispatcher.o
     C++      common/EventMapper.o
     C++      common/file.o
     C++      common/fs.o
     C++      common/gui_options.o
     C++      common/hashmap.o
     C++      common/language.o
     C++      common/macresman.o
     C++      common/memorypool.o
     C++      common/md5.o
     C++      common/mutex.o
     C++      common/platform.o
     C++      common/random.o
     C++      common/rational.o
     C++      common/rendermode.o
     C++      common/str.o
     C++      common/stream.o
     C++      common/system.o
     C++      common/textconsole.o
     C++      common/tokenizer.o
     C++      common/translation.o
     C++      common/unzip.o
     C++      common/util.o
     C++      common/winexe.o
     C++      common/winexe_pe.o
     C++      common/xmlparser.o
     C++      common/zlib.o
     C++      common/cosinetables.o
     C++      common/dct.o
     C++      common/fft.o
     C++      common/huffman.o
     C++      common/rdft.o
     C++      common/sinetables.o
     AR       common/libcommon.a
     RANLIB   common/libcommon.a
     C++      base/version.o
     AR       base/libbase.a
     RANLIB   base/libbase.a
     LINK     residualvm
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::setupZBuffer()':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:188: undefined reference to `glGenTextures'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:189: undefined reference to `glActiveTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:190: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:191: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:192: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:193: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:194: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:195: undefined reference to `glTexImage2D'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:196: undefined reference to `glActiveTexture'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::setupScreen(int, int, bool)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:283: undefined reference to `glGetString'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:283: undefined reference to `glGetString'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::clearScreen()':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:341: undefined reference to `glClear'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::startActorDraw(Math::Matrix<3, 1> const&, float, Math::Quaternion const&, bool, float, bool)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:356: undefined reference to `glEnable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:357: undefined reference to `glEnable'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::updateEMIModel(Grim::EMIModel const*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:475: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:476: undefined reference to `glMapBufferOES'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:478: undefined reference to `glUnmapBufferOES'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::drawEMIModelFace(Grim::EMIModel const*, Grim::EMIMeshFace const*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:489: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:491: undefined reference to `glDrawElements'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:492: undefined reference to `glBindBuffer'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::drawMesh(Grim::Mesh const*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:522: undefined reference to `glDrawArrays'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::createMaterial(Grim::Texture*, char const*, Grim::CMap const*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:611: undefined reference to `glGenTextures'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:655: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:656: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:657: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:658: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:659: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:660: undefined reference to `glTexImage2D'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::selectMaterial(Grim::Texture const*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:666: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:669: undefined reference to `glEnable'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::createBitmap(Grim::BitmapData*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:699: undefined reference to `glGenTextures'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:708: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:743: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:744: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:745: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:746: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:747: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:748: undefined reference to `glTexImage2D'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:750: undefined reference to `glTexSubImage2D'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::drawBitmap(Grim::Bitmap const*, int, int, unsigned int)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:777: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:779: undefined reference to `glEnable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:780: undefined reference to `glBlendFunc'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:783: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:786: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:790: undefined reference to `glDrawElements'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:803: undefined reference to `glEnable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:804: undefined reference to `glBlendFunc'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:806: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:811: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:812: undefined reference to `glDepthMask'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:814: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:816: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:822: undefined reference to `glDrawElements'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:824: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:825: undefined reference to `glDepthMask'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:826: undefined reference to `glEnable'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::drawDepthBitmap(int, int, int, int, char*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:849: undefined reference to `glActiveTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:850: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:851: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:852: undefined reference to `glTexSubImage2D'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:853: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:854: undefined reference to `glActiveTexture'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::destroyBitmap(Grim::BitmapData*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:860: undefined reference to `glDeleteTextures'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:865: undefined reference to `glDeleteBuffers'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::createFont(Grim::Font*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:926: undefined reference to `glGenTextures'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:951: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:952: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:953: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:954: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:955: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:956: undefined reference to `glTexImage2D'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::destroyFont(Grim::Font*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:965: undefined reference to `glDeleteTextures'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::createTextObject(Grim::TextObject*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1022: undefined reference to `glBindBuffer'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::drawTextObject(Grim::TextObject const*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1037: undefined reference to `glEnable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1038: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1047: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1048: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1049: undefined reference to `glDrawElements'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1050: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1051: undefined reference to `glEnable'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::destroyTextObject(Grim::TextObject*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1056: undefined reference to `glDeleteBuffers'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::getScreenshot(int, int)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1065: undefined reference to `glReadPixels'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::drawEmergString(int, int, char const*, Grim::Color const&)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1119: undefined reference to `glEnable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1120: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1121: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1135: undefined reference to `glDrawArrays'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::loadEmergFont()':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1160: undefined reference to `glGenTextures'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1161: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1162: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1163: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1164: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1165: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1166: undefined reference to `glTexImage2D'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::prepareMovieFrame(Graphics::Surface*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1210: undefined reference to `glGenTextures'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1212: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1213: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1214: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1215: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1216: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1217: undefined reference to `glTexImage2D'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1219: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1220: undefined reference to `glTexSubImage2D'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1221: undefined reference to `glPixelStorei'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::drawMovieFrame(int, int)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1229: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1231: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1236: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1238: undefined reference to `glDrawElements'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1240: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1241: undefined reference to `glEnable'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::releaseMovieFrame()':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1247: undefined reference to `glDeleteTextures'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::createSpecialtyTextures()':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1270: undefined reference to `glReadPixels'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1273: undefined reference to `glReadPixels'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1276: undefined reference to `glReadPixels'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1279: undefined reference to `glReadPixels'
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1282: undefined reference to `glReadPixels'
 engines/grim/libgrim.a(gfx_opengl_shaders.o):/home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1285: more undefined references to `glReadPixels' follow
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Grim::GfxOpenGLS::createEMIModel(Grim::EMIModel*)':
 /home/pi/usb-flashdisk/residualvm-android/engines/grim/gfx_opengl_shaders.cpp:1317: undefined reference to `glBindBuffer'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Graphics::Shader::setUniform(char const*, Math::Matrix<4, 4> const&)':
 /home/pi/usb-flashdisk/residualvm-android/./graphics/opengles2/shader.h:72: undefined reference to `glUniformMatrix4fv'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Graphics::Shader::setUniform(char const*, Math::Matrix<4, 1> const&)':
 /home/pi/usb-flashdisk/residualvm-android/./graphics/opengles2/shader.h:84: undefined reference to `glUniform4fv'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Graphics::Shader::setUniform(char const*, Math::Matrix<3, 1> const&)':
 /home/pi/usb-flashdisk/residualvm-android/./graphics/opengles2/shader.h:90: undefined reference to `glUniform3fv'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Graphics::Shader::setUniform(char const*, Math::Matrix<2, 1> const&)':
 /home/pi/usb-flashdisk/residualvm-android/./graphics/opengles2/shader.h:96: undefined reference to `glUniform2fv'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Graphics::Shader::setUniform(char const*, unsigned int)':
 /home/pi/usb-flashdisk/residualvm-android/./graphics/opengles2/shader.h:102: undefined reference to `glUniform1i'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Graphics::Shader::setUniform1f(char const*, float)':
 /home/pi/usb-flashdisk/residualvm-android/./graphics/opengles2/shader.h:109: undefined reference to `glUniform1f'
 engines/grim/libgrim.a(gfx_opengl_shaders.o): In function `Graphics::Shader::getUniformLocation(char const*) const':
 /home/pi/usb-flashdisk/residualvm-android/./graphics/opengles2/shader.h:116: undefined reference to `glGetUniformLocation'
 backends/libbackends.a(surfacesdl-graphics.o): In function `SurfaceSdlGraphicsManager::updateScreen()':
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:322: undefined reference to `glDeleteTextures'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:330: undefined reference to `glGenTextures'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:332: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:333: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:334: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:335: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:336: undefined reference to `glTexParameteri'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:337: undefined reference to `glTexImage2D'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:340: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:341: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:348: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:349: undefined reference to `glTexSubImage2D'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:353: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:354: undefined reference to `glPixelStorei'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:358: undefined reference to `glPushAttrib'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:361: undefined reference to `glMatrixMode'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:362: undefined reference to `glPushMatrix'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:363: undefined reference to `glLoadIdentity'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:364: undefined reference to `glOrtho'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:366: undefined reference to `glMatrixMode'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:367: undefined reference to `glPushMatrix'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:368: undefined reference to `glLoadIdentity'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:370: undefined reference to `glMatrixMode'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:371: undefined reference to `glPushMatrix'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:372: undefined reference to `glLoadIdentity'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:374: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:375: undefined reference to `glEnable'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:376: undefined reference to `glDisable'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:377: undefined reference to `glDepthMask'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:378: undefined reference to `glEnable'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:380: undefined reference to `glScissor'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:385: undefined reference to `glBindTexture'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:386: undefined reference to `glBegin'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:387: undefined reference to `glTexCoord2f'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:388: undefined reference to `glVertex2i'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:389: undefined reference to `glTexCoord2f'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:390: undefined reference to `glVertex2i'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:391: undefined reference to `glTexCoord2f'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:392: undefined reference to `glVertex2i'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:393: undefined reference to `glTexCoord2f'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:394: undefined reference to `glVertex2i'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:395: undefined reference to `glEnd'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:401: undefined reference to `glMatrixMode'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:402: undefined reference to `glPopMatrix'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:404: undefined reference to `glMatrixMode'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:405: undefined reference to `glPopMatrix'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:407: undefined reference to `glMatrixMode'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:408: undefined reference to `glPopMatrix'
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:410: undefined reference to `glPopAttrib'
 backends/libbackends.a(surfacesdl-graphics.o): In function `SurfaceSdlGraphicsManager::clearOverlay()':
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:523: undefined reference to `glReadPixels'
 backends/libbackends.a(surfacesdl-graphics.o): In function `SurfaceSdlGraphicsManager::closeOverlay()':
 /home/pi/usb-flashdisk/residualvm-android/backends/graphics/surfacesdl/surfacesdl-graphics.cpp:628: undefined reference to `glDeleteTextures'
 graphics/libgraphics.a(shader.o): In function `createDirectShader':
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:47: undefined reference to `glCreateShader'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:48: undefined reference to `glShaderSource'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:49: undefined reference to `glCompileShader'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:52: undefined reference to `glGetShaderiv'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:55: undefined reference to `glGetShaderInfoLog'
 graphics/libgraphics.a(shader.o): In function `createCompatShader':
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:71: undefined reference to `glCreateShader'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:72: undefined reference to `glShaderSource'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:73: undefined reference to `glCompileShader'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:76: undefined reference to `glGetShaderiv'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:79: undefined reference to `glGetShaderInfoLog'
 graphics/libgraphics.a(shader.o): In function `Shader':
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:100: undefined reference to `glCreateProgram'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:101: undefined reference to `glAttachShader'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:102: undefined reference to `glAttachShader'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:105: undefined reference to `glBindAttribLocation'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:108: undefined reference to `glLinkProgram'
 graphics/libgraphics.a(shader.o): In function `Graphics::Shader::use()':
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:135: undefined reference to `glUseProgram'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:139: undefined reference to `glEnableVertexAttribArray'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:140: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:141: undefined reference to `glVertexAttribPointer'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:143: undefined reference to `glDisableVertexAttribArray'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:146: undefined reference to `glVertexAttrib2fv'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:149: undefined reference to `glVertexAttrib3fv'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:152: undefined reference to `glVertexAttrib4fv'
 graphics/libgraphics.a(shader.o): In function `Graphics::Shader::createBuffer(unsigned int, long, void const*, unsigned int)':
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:161: undefined reference to `glGenBuffers'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:162: undefined reference to `glBindBuffer'
 /home/pi/usb-flashdisk/residualvm-android/graphics/opengles2/shader.cpp:163: undefined reference to `glBufferData'
 collect2: ld returned 1 exit status
 make: *** [residualvm] Error 1
 root@raspberrypi:/home/pi/usb-flashdisk/residualvm-android#