[D-runtime] [D-Programming-Language/druntime] d1f382: Fix issue 14863

[GitHub via D-runtime]

  Branch: refs/heads/stable
  Home:   https://github.com/D-Programming-Language/druntime
  Commit: d1f382652b8d319e9c055287f082b28e9399a926
      https://github.com/D-Programming-Language/druntime/commit/d1f382652b8d319e9c055287f082b28e9399a926
  Author: Steven Schveighoffer <schveiguy at yahoo.com>
  Date:   2015-08-03 (Mon, 03 Aug 2015)

  Changed paths:
    M src/core/time.d

  Log Message:
  -----------
  Fix issue 14863


  Commit: 0ca25648947bb8f27d08dc618f23ab86fddea212
      https://github.com/D-Programming-Language/druntime/commit/0ca25648947bb8f27d08dc618f23ab86fddea212
  Author: Martin Nowak <code at dawg.eu>
  Date:   2015-08-03 (Mon, 03 Aug 2015)

  Changed paths:
    M src/core/time.d

  Log Message:
  -----------
  Merge pull request #1336 from schveiguy/fixboottimelinux

Fix issue 14863 - CLOCK_BOOTTIME should be optional to support <2.6.39 kernels


Compare: https://github.com/D-Programming-Language/druntime/compare/ad900eb3cc38...0ca25648947b