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The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
RAR_HOST_MSDOS
RarEntry::HOST_MSDOS
RAR_HOST_OS2
RarEntry::HOST_OS2
RAR_HOST_WIN32
RarEntry::HOST_WIN32
RAR_HOST_UNIX
RarEntry::HOST_UNIX
RAR_HOST_BEOS
RarEntry::HOST_BEOS