CFLAGS+= -Wshadow -Werror=pointer-arith -Werror=write-strings
CFLAGS+= -Werror=strict-prototypes -Werror=missing-parameter-type
CFLAGS+= -Wshadow -Werror=pointer-arith -Werror=write-strings
CFLAGS+= -Werror=strict-prototypes -Werror=missing-parameter-type