PGAGetEvaluationUpToDateFlag(1) on Linux

The text 61fc9571d6d4, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it. The page shows this text now.

returns true/false to indicate whether the evaluate function value is up to date