Returns the descent of a character in pixels.
graphics-ports
get-char-descent port character font => descent
port
A CAPI pane.
character
A character.
font
A font.
descent
An integer.
The function get-char-descent returns the descent in pixels of the character in the font associated with port , or the font given.
get-char-descent
CAPI User Guide and Reference Manual (Unix version) - 3 Aug 2017