en:docs:dpmi:api:int2f:16:80

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en:docs:dpmi:api:int2f:16:80 [2021/08/13 13:40] – created prokusheven:docs:dpmi:api:int2f:16:80 [2022/08/31 15:42] (current) prokushev
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 ===== Notes ===== ===== Notes =====
  
- This function is not specific to DPMI hosts. Some operating systems will recognize this call for programs running in real mode. Programmers are encouraged to use this call  +This function is not specific to DPMI hosts. Some operating systems will recognize this call for programs running in real mode. Programmers are encouraged to use this call  
-  in all DOS and DPMI-client programs. All DPMI hosts will hook Int 2FH and so a DPMI client can use this API without any other precautions. Non-DPMI programs that can run on DOS  +in all DOS and DPMI-client programs. All DPMI hosts will hook Int 2FH and so a DPMI client can use this API without any other precautions. Non-DPMI programs that can run on DOS  
-  2.xx or earlier should make sure that the Int 2FH vector is non-zero before executing the Int 2FH+2.xx or earlier should make sure that the Int 2FH vector is non-zero before executing the Int 2FH.
-  When an application calls this function it will regain control at intervals, so it should continue to re-issue this function call so long as it has nothing to do. +
-  DPMI client and application vendors are encouraged to use this function. It can significantly improve the performance of a DOS-based multitasking host.+
  
 +When an application calls this function it will regain control at intervals, so it should continue to re-issue this function call so long as it has nothing to do.
 +DPMI client and application vendors are encouraged to use this function. It can significantly improve the performance of a DOS-based multitasking host.
                      
 ===== See also ===== ===== See also =====
- 
        
  
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 Text based on [[http://www.delorie.com/djgpp/doc/dpmi/]] Text based on [[http://www.delorie.com/djgpp/doc/dpmi/]]
  
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