1           bool      pic_image.mask,000777
2           equ       pic_image.type_shift,27
3           equ       pic_image.prec_shift,18
4           equ       pic_image.scale_shift,9
5           equ       pic_image.piclength_shift,0
6           equ       pic_image.varlength_shift,27
7           equ       pic_image.scalefactor_shift,18
8           equ       pic_image.explength_shift,9