وقت POSIX
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<timefyi-glossary slug="posix-time"></timefyi-glossary>التعريف
مكافئ فعليًا لوقت Unix — الثواني المنقضية منذ 1970-01-01T00:00:00Z. يُعرِّف POSIX كل يوم بـ 86,400 ثانية بالضبط، متجاهلًا الثواني الكبيسة عمدًا.