50578 | 
 GROBDIM
 | 
( grob → #height #width )
 | 
5179E | 
 DUPGROBDIM
 | 
( grob → grob #height #width )
 | 
63C04 | 
 GROBDIMw
 | 
( grob → #width )
 | 
4F7E6 | 
 CKGROBFITS
 | 
( g1 g2 #n #m → g1 g2' #n #m ) 
Shrinks g2 if it does not fit in g1.
 | 
511E3 | 
 CHECKHEIGHT
 | 
( grob #height →  ) 
Forces grob (ABUFF/GBUFF) to be at least 64
rows high.
 |