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Important This document may not represent best practices for current development, links to downloads and other resources may no longer be valid. Current recommended version can be found here.

Breaking Changes (CRT)

Breaking changes in the CRT.

  • Support for Windows 95, Windows 98, Windows Millennium Edition, and Windows NT 4.0 has been removed.

  • The following global variables have been removed:

    • _osplatform

    • _osver

    • _winmajor

    • _winminor

    • _winver

  • The following functions have been removed. Use the Windows API functions GetVersion or GetVersionEx instead:

    • _get_osplatform

    • _get_osver

    • _get_winmajor

    • _get_winminor

    • _get_winver

  • The syntax for SAL Annotations has changed. For more information, see SAL Annotations.

  • The IEEE filter now supports the SSE 4.1 instruction set. For more information, see _fpieee_flt.

  • The C Run-Time Libraries that ship with Visual Studio are no longer dependent on the system DLL msvcrt.dll.

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