+ sta sectsizetab+sst_sectsize+1,x
+ sta __oserror ; success
+ tya
+ sta sectsizetab+sst_driveno,x
+; lda #SSTIDVAL
+; sta sectsizetab+sst_id+1,x
+ stx tmp1
+ lda #<sectsizetab
+ clc
+ adc tmp1
+ sta tmp1
+ lda #>sectsizetab
+ adc #0
+ tax
+ lda tmp1
+ rts