+AC_ARG_ENABLE(debug,
+ [AS_HELP_STRING([--enable-debug], [enable debug mode [default=no]])],
+ [enable_debug=yes], [enable_debug=no])
+
+CFLAGS="-Wall -Wextra -Os"
+
+if test "x${enable_debug}" = xyes; then
+ CFLAGS="$CFLAGS -g"
+else
+ CFLAGS="$CFLAGS -fomit-frame-pointer"
+ LDFLAGS="$LDFLAGS -s"
+fi
+
+