ref: a5b658d1d7b26d5856f9f1a642550ae3ff75a084 dir: /player/build.sh/
./build-sdl.sh $1 gcc -O2 -o player *.cpp *.c -lstdc++ -lpthread -lm -ldl -LSDL/build-$1 -ISDL/include -lSDL2