-# compiler
-CFLAGS = -O3 -I${PREFIX}/include -I/usr/include \
- -DVERSION=\"${VERSION}\"
-LDFLAGS = ${LIBS}
-#CFLAGS = -g -Wall -O2 -I${PREFIX}/include -I/usr/include \
-# -DVERSION=\"${VERSION}\"
-#LDFLAGS = -g ${LIBS}
+# flags
+CFLAGS = -Os ${INCS} -DVERSION=\"${VERSION}\"
+LDFLAGS = ${LIBS}
+#CFLAGS = -g -Wall -O2 ${INCS} -DVERSION=\"${VERSION}\"
+#LDFLAGS = -g ${LIBS}
+
+# compiler and linker
+CC = cc
+LD = ${CC}