- XFontSetExtents *XExtentsOfFontSet(XFontSet font_set);
- Specifies the font set.
DESCRIPTIONThe XExtentsOfFontSet function returns an XFontSetExtents structure for the fonts used by the Xmb and Xwc layers for the given font set.
The XFontSetExtents structure is owned by Xlib and should not be modified or freed by the client. It will be freed by a call to XFreeFontSet with the associated XFontSet. Until freed, its contents will not be modified by Xlib.