flpsed(1) on Linux
The text c35c25ec6e68, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
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Flags it lists
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-b -
-d -
-geometry -
-h -
-iconic -
-scheme -
-t -
-z