#IFNDEF __C64_SCR
#DEFINE __C64_SCR = 1
GOTO lib_c64scr_skip

FUNC lib_c64scr_blank
  ASM
    lda $d011
    and #($ff-$10)
    sta $d011
  ENDASM
FEND


FUNC lib_c64scr_show
  ASM
    lda $d011
    ora #$10
    sta $d011
  ENDASM
FEND

LABEL lib_c64scr_skip

#IFEND