'SSI timefmt suppress leading zero in the hour

This Server Side Include fragment:

<!--#config timefmt="%a, %d%b'%y %I:%M%P %Z" -->
Content updated: <!--#flastmod virtual='../pages/$JLC_CONTENT_FILE' --> 

produces:

Page result with leading zero on the hour.

How can one suppress the leading zero in the hour?

ssi


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Source: Stack Overflow

Solution Source