g++ -std=c++0x Source.cpp Basic_Image.cpp Clock.cpp Text.cpp Widget.cpp TextDatabase.cpp -o Source `sdl2-config --cflags --libs` -LSDL2_image -lSDL2_ttf

/usr/bin/ld: cannot open output file -I/usr/local/include/SDL2: No such file or directory Collect2: error: ld returned 1 exit status.