ahorek

set/export TZ=EST

test.rb
puts File.open('aaa.txt') {|f| f.mtime }
puts File.open('aaa.txt') {|f| f.mtime }.zone
puts File.open('aaa.txt') {|f| f.mtime }.utc_offset
puts Time.now.utc_offset
puts Time.at(0).utc_offset

ENV["TZ"] = "CET"

ahorek

==13258== Memcheck, a memory error detector
==13258== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==13258== Using Valgrind-3.15.0 and LibVEX; rerun with -h for copyright info
==13258== Command: ruby -S rake easyproject:install RAILS_ENV=production
==13258== Parent PID: 1655
==13258== 
==13258== Warning: client switching stacks?  SP change: 0x1fff000520 --> 0x1ffe8020e0
==13258==          to suppress, use: --max-stackframe=8381504 or greater
==13258== Invalid write of size 1
==13258==    at 0x5051C55: reserve_stack (thread_pthread.c:868)

ahorek

/* crypto/evp/evp.h */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions