That is not the Pirc Defense. It is the Modern Defense.
The Pirc is d6, Nf6, and g6 w/o c4 by White (with c4 it is the KID)
The Pribyl is d6, Nf6, and c6 w/o c4 by White
When the Knight sits on g8 or goes to h6 or e7, it's the Modern Defense.
Disreputable Pirc Defense:
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