ONEINCH - Number of TWIPS in an inch ----------------------------------------------------------------------------------------------------------
#include <editdflt.h>
Description :
The value of ONEINCH is the number of TWIPS in an inch. All units in the fields of the CDPABDEFINITION structure are in TWIPS (1/20 of a point). There are 72 points to an inch and 20 TWIPS to a point, and therefore there are 72 * 20 TWIPS to an inch.