FTBFS: error: expected declaration specifiers or '...' before '*' token

cc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -DLINUX -DUSE_SDL -DUSE_PNG -DUSE_GLIB -DUSE_X11 -DUSE_SDL_VIDEO -DUSE_OPENGL -DUSE_SDL_INPUT -DUSE_OPENAL -DUSE_FREETYPE -DWITH_NETPLAY -DWITH_XML_SHADER -DWITH_LUA -std=c99 -Iinclude -Isrc/lua `sdl-config --cflags` `pkg-config --cflags glib-2.0 gthread-2.0 libpng` `pkg-config --cflags freetype2` -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -D_FILE_OFFSET_BITS=64 -g -O2 -c src/emu/video.c -o obj/emu_video.o
In file included from include/fs/glee.h:66:0,
                 from include/fs/ml/opengl.h:26,
                 from src/emu/video.c:9:
include/fs/glee.h:16986:25: error: expected declaration specifiers or '...' before '*' token
   typedef GLXContextID (APIENTRYP GLEEPFNGLXGETCONTEXTIDEXTPROC) (const GLXContext context);
                         ^
In file included from include/fs/ml/opengl.h:26:0,
                 from src/emu/video.c:9:
include/fs/glee.h:16987:3: error: unknown type name 'GLEEPFNGLXGETCONTEXTIDEXTPROC'
   GLEE_EXTERN GLEEPFNGLXGETCONTEXTIDEXTPROC GLeeFuncPtr_glXGetContextIDEXT;
   ^
include/fs/glee.h:16992:81: error: unknown type name 'GLXContextID'
   typedef GLXContext (APIENTRYP GLEEPFNGLXIMPORTCONTEXTEXTPROC) (Display * dpy, GLXContextID contextID);
                                                                                 ^
include/fs/glee.h:16993:3: error: unknown type name 'GLEEPFNGLXIMPORTCONTEXTEXTPROC'
   GLEE_EXTERN GLEEPFNGLXIMPORTCONTEXTEXTPROC GLeeFuncPtr_glXImportContextEXT;
   ^
make[3]: *** [obj/emu_video.o] Error 1
make[3]: Leaving directory `/build/buildd/fs-uae-2.2.3+dfsg/libfsemu'
make[2]: *** [libfsemu-target] Error 2
make[2]: Leaving directory `/build/buildd/fs-uae-2.2.3+dfsg'
dh_auto_build: make -j1 returned exit code 2
make[1]: *** [override_dh_auto_build] Error 2
make[1]: Leaving directory `/build/buildd/fs-uae-2.2.3+dfsg'
make: *** [build] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20140131-2350
FAILED [dpkg-buildpackage died]
******************************************************************************

Full log: https://launchpadlibrarian.net/164497303/buildlog_ubuntu-trusty-i386.fs-uae_2.2.3%2Bdfsg-4ubuntu1_FAILEDTOBUILD.txt.gz