Retrieves the priority class for the specified process
#include <WinAPIProc.au3>
_WinAPI_GetPriorityClass ( [$iPID = 0] )
| $iPID | [optional] The PID of the process. Default (0) is the current process. |
| Success: | The priority class of the specified process ($*_PRIORITY_CLASS). |
| Failure: | 0, call _WinAPI_GetLastError() to get extended error information. |
$*_PRIORITY_CLASS constants require #include <APIShellExConstants.au3>
Search GetPriorityClass in MSDN Library.