patdesc struc
crylna	db	0	;apparent length of crypt pattern word
crylnb	db	0	;actual length of crypt pattern word
cryptr	dw	0	;offset to crypt word
clets	db 16 dup(' ')  ;crypt word letters
slets	db 16 dup(' ')  ;solved letters if any
cletoff db 16 dup(0)	;length,offsets of unique crypt word letters
patdesc ends