FILE
	/usr/common/sys/mapd.c

NAME
	segments_in_zone - return the segments that comprise a zone

PROTOTYPE
	int *segments_in_zone(int zone_number)

CALLED BY
	System, Common, Game

DESCRIPTION
	Every zone in Phantasmal consists of one or more segments of
	rooms.  This function returns the list of MapD segments that
	are part of the specified zone number.

RETURN VALUE
	An array of integer segment numbers, or nil.

ERRORS
	Normally none.

SEE ALSO
	add_room_to_zone, rooms_in_segment, rooms_in_zone