mruby/mruby — pull request #46 by mattn (2012-04-24 03:04:14+00:00)
Title: use %ld instead of %zd for windows.

use %ld instead.

ref: https://github.com/mruby/mruby/commit/c138d7ef0a2365fd7da6a6374f9fa607633f07d5