ref: 72916e6934f2acb12e5fd810531f7128b8139585
dir: /sys/src/cmd/postscript/postreverse/postreverse.h/
/*
 *
 * An array of type Pages is used to keep track of the starting and ending byte
 * offsets for the pages we've been asked to print.
 *
 */
typedef struct {
	long	start;			/* page starts at this byte offset */
	long	stop;			/* and ends here */
	int	empty;			/* dummy page if TRUE */
} Pages;
/*
 *
 * Some of the non-integer functions in postreverse.c.
 *
 */
char	*copystdin();