HMGetFontSize
HMGetFontSize Get information about the font size
#include <Balloons.h> Help Manager
short *fontsize; the global font size
You can use the HMGetFontSize function to get information about
the font size that is currently used to display text in help balloons.
fontsize is the global font size used to display text in help balloons
Returns: an Error Code.
noErr (0) No error
memFullErr (-108) Not enough room in heap zone

Warning: If your application changes the font name or size, the change affects
all applications and software that display help balloons