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Shareware Grab Bag
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v_sync.c
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Text File
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1985-06-03
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384b
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12 lines
v_sync()/*** wait till vertical blanking (CG card) ***/
{
#asm
push dx
mov dx,3DAh
try: in al,dx ; video status
test al,8 ; blanking?
jz try ; not set yeti
pop dx
#
}