--- makefile.orig Sat Mar 18 21:34:08 2017 +++ makefile Sat Mar 18 21:35:05 2017 @@ -3,7 +3,7 @@ CC = gcc LD = gcc -CFLAGS += -g -DDEBUG -I/usr/include/SDL -DUSE_SDL +CFLAGS += -DUSE_SDL CFLAGS2 = -O2 -I/usr/include/SDL -DUSE_SDL LDFLAGS +=