Category: <b>network</b>
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<pre><b>INT 60 - RIFS - SERVER - INSTALLATION CHECK</b>

	AX = 0008h
Return: CF clear if successful
	CF set on error
InstallCheck:	test for the signature "RIFS" immediately preceding the
	  interrupt handler
Range:	INT 60 to INT 66 and INT 18,selected by scanning for 0000h:0000h vector
SeeAlso: AX=0000h,AX=0009h,AX=000Ah,AX=000Bh
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