[#VERSIONBITS_TOP_MASK]
= VERSIONBITS&lowbar;TOP&lowbar;MASK
:mrdocs:

What bitmask determines whether versionbits is in use

== Synopsis

Declared in `&lt;versionbits&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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inline constexpr int32&lowbar;t VERSIONBITS&lowbar;TOP&lowbar;MASK = 0xE0000000UL;
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