Indicates that the key name that represents the time zone in the Windows registry is valid. Because each time zone should always be identified by a key name, this member should always have the value TZDEFINITION_FLAG_VALID_KEYNAME.
The name of the key for this time zone in the Windows registry. This name must not be localized. It has a maximum size of MAX_PATH, which is defined in the Windows Software Development Kit (SDK) header file windows.h.
The number of time zone rules for this definition. The maximum number of rules is TZ_MAX_RULES.
An array of rules that describe when shifts occur.