Set a job's priority.
|Call Parameters||Return Parameters|
|D1.L||Id of the job to be prioritised.||D1.L||Preserved unless on entry it was -1 in which case it will become the Id of the current job.|
|D2.B||Job's new priority. See notes below.||D2.L||Preserved.|
|A0.L||Unused.||A0.L||Base address of prioritised job.|
|ERR_NJ||Invalid job id.|
The following shows the use of this call to change the priority of the current job to a very low priority.
moveq #mt_prior,d0 ; Trap code moveq #-1,d1 ; Change my own priority moveq #1,d2 ; Set priority very low trap #1 ; Change the priority