GU__FieldWidth (ul_pbar_graphics)

 *  Synopsis:
 *    #include <ul_pbar_graphics:gu.h>
 *
 *    int GU__FieldWidth( float value )
 *
 *  Function intent:
 *    GU__FieldWidth() returns the number of characters required to properly
 *    display the given number within the context of the KWIDE/KNARROW scheme.
 *  Function parameters:
 *    float	value		the value to be tested
 *  Function return value:
 *    1		value will fit within 6 character field
 *    0		value will not fit within 6 character field