Use "-V" for alex version check for better backward compatibility
Fixes #24302 (closed)
In fptools_alex.m4, use -V to check for Alex version instead of -v since the latter is deprecated and repurposed for --verbose in recent Alex versions.
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Fixes #24302 (closed)
In fptools_alex.m4, use -V to check for Alex version instead of -v since the latter is deprecated and repurposed for --verbose in recent Alex versions.