Technical data

5.4.6 Adding Startup Files to a Startup Database .................... 5–21
5.4.7 Changing Information Associated with a Startup File ............. 5–21
5.4.8 Deleting a Record from a Startup Database ..................... 5–22
5.4.9 Preventing a Startup File from Executing ...................... 5–22
5.4.10 Allowing a Previously Disabled Startup File to Execute ........... 5–22
5.5 Registering Images that Have System Version Dependencies . . . ....... 5–23
5.5.1 Understanding System Version Dependency and the Image Registry
....................................................... 5–23
5.5.2 Using the Image Registry Facility ........................... 5–24
5.6 Customizing the Help Message Database . . ....................... 5–25
5.6.1 Accessing $STATUS Values for Uninstalled Messages ............ 5–26
5.6.2 Creating System-Level Database Search Paths . . . ............... 5–28
5.6.3 Deleting Compaq Supplied Messages from the Database ........... 5–29
5.6.4 Adding Comments to Compaq Supplied Messages . ............... 5–30
5.6.5 Changing Compaq Supplied Data ............................ 5–31
5.6.6 Adding Messages to Compaq Supplied Database Files ............. 5–32
5.7 Customizing Mail . . . ........................................ 5–33
5.8 Setting Up the Multipurpose Internet Mail Extension (MIME) Utility . . . 5–34
5.8.1 Defining a Foreign Command ............................... 5–35
5.9 Saving Your Customization .................................... 5–35
6 Setting System Time
6.1 Setting Correct Time Zone Information on Your System .............. 6–1
6.1.1 Distributed Time Synchronization Service (DTSS) . ............... 6–1
6.1.2 Understanding Time-Setting Concepts . . ....................... 6–2
6.1.2.1 Coordinated Universal Time ............................. 6–2
6.1.2.2 Time Zones. . . ........................................ 6–2
6.1.2.3 Daylight Saving Time and Standard Time ................... 6–2
6.1.2.4 Time Differential Factor ................................ 6–2
6.1.2.5 Time Zone Rules ...................................... 6–3
6.1.2.6 Setting Time Zone Information ........................... 6–3
6.2 Setting Time Zone Information on OpenVMS Alpha Version 7.3 and
Later ..................................................... 6–5
6.2.1 Displaying Time Zone Information ............................ 6–5
6.2.2 Setting Time Zone Information .............................. 6–6
6.3 Setting Time Zone Information on OpenVMS VAX Systems ........... 6–9
6.3.1 Setting the Time Zone on Your System . ....................... 6–10
6.3.2 Setting the TDF on Your System ............................. 6–11
6.4 Setting Time in an OpenVMS Cluster Environment . . ............... 6–13
6.5 Adjusting for Daylight Saving Time .............................. 6–13
6.5.1 Automatically Adjusting for Daylight Saving Time (OpenVMS Alpha
Version 7.3 Only) . ........................................ 6–13
6.5.2 Manually Adjusting for Daylight Saving Time on OpenVMS Version
7.3 .................................................... 6–14
6.5.3 Adjusting for Daylight Saving Time on OpenVMS Version 7.2....... 6–15
6.6 Setting Time Using the Battery-Backed Watch (BBW) (Alpha Only) ..... 6–17
6.7 Choosing Languages, and Date and Time Formats . . . ............... 6–17
6.7.1 Specifying Languages Other Than English ..................... 6–18
6.7.2 Invoking LIB$DT_STARTUP.COM............................ 6–19
6.7.3 Defining System Default Date and Time Formats . ............... 6–19
6.7.3.1 Defining Your Own Format .............................. 6–20
6.7.3.2 Using Predefined Formats ............................... 6–21
6.7.4 User Definitions of Language, and Date and Time Formats . ....... 6–23
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