pha
-; Copy the buffer pointer into ptr1, and increment the pointer value passed
+; Copy the buffer pointer into ptr1, and increment the pointer value passed
; to read() by one, so read() starts to store data at buf+1.
ldy #0
cmp #$FF
bne @L8
-; Error in read. Set the stream error flag and bail out. _oserror and/or
-; errno are already set by read(). On entry to label @L7, X must be zero.
+; Error in read. Set the stream error flag and bail out. errno has already
+; been set by read(). On entry to label @L7, X must be zero.
inx ; X = 0
lda #_FERROR