// RUN: %target-run-stdlib-swift
// REQUIRES: executable_test

// REQUIRES: OS=linux-gnu

import Swift
import StdlibUnittest

// Also import modules which are used by StdlibUnittest internally. This
// workaround is needed to link all required libraries in case we compile
// StdlibUnittest with -sil-serialize-all.
import SwiftPrivate
#if _runtime(_ObjC)
import ObjectiveC
#endif

import Glibc

var GlibcTestSuite = TestSuite("Glibc")

GlibcTestSuite.test("errno") {
  errno = 0
  expectEqual(0, errno)
  close(-1)
  expectEqual(EBADF, errno)
}

runAllTests()