rubinius/rubinius — pull request #1906 by tonysidaway (2012-09-16 18:27:26+00:00)
Title: Use timelocal instead of mktime in timelocal64 in OpenBSD

OpenBSD is pernickerty about struct_tm in mktime. Setting tm_isdst to -1 prior to calling mktime (which is what timelocal does) makes mktime less pedantic.