Global Phar bitmapped flags

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- Global Phar bitmapped flags

## Global Phar bitmapped flags

Here are the bitmapped flags currently recognized by the Phar extension for the global Phar flat bitmap:

Bitmap values recognized
Value | Description
--- | ---
`0x00010000` | If set, this Phar contains a verification signature
`0x00001000` | If set, this Phar contains at least 1 file that is compressed with zlib DEFLATE compression
`0x00002000` | If set, this Phar contains at least 1 file that is compressed with bzip2 compression