Why did the USA not limit Windows, Red Hat, iOS, Android exports to only its closest allies after September 11?

I only thought of it now myself, but it'd basically erradicate anti-western terrorism if all computer software made in the USA got prohibited for anyone with a criminal record and/or national of unfriendly country (especially the terrorist ones, who all use USA software smartphones to organise killings and attacks against 1st world citizens, especially the whites)

Why did the USA not limit Windows, Red Hat, iOS, Android exports to only its closest allies after September 11?
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