Error: syntax error - as

THE ABOVE COMPILER ERROR REFERS TO THIS LINE OF CODE: |
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PROGRAM CODE STARTS HERE:                             |
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int centerX, centerY, x, y                            |
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	if pixClr = 3  then                               |
		Get_Bigger_Circles_Info(x as int, y as int, centerX as int BYREF, centerY as int BYREF)
	endif
	
SUB Get_Peg_Circle_Info (X as int, Y as int, centerX as int byref, centerY as int byref)

int xl, xr, yt, yb

for pegsIx = 1 to 301 step 6
	xl = PegsTbl[pegsIx]
	if ! xl  then  
		exitprogram++
		RETURN
		breakfor
	endif
	
	if x >= xl and x <= xr and y >= yt and y <= yb  then 
		centerX = PegsTbl[PegsIx+4]
		centerY = PegsTbl[PegsIx+5]
		breakfor
	endif

next PegsIx

ENDSUB