/* Clear out the various text-pointer arrays. All text is stored in array
* lines; each line is preceded by a word pointing to the next pointer (i.e.
* the word following the end of the line). The pointer is negative if this is
/* Clear out the various text-pointer arrays. All text is stored in array
* lines; each line is preceded by a word pointing to the next pointer (i.e.
* the word following the end of the line). The pointer is negative if this is