References: crypto/internal/fips140/ecdsa.

var crypto/internal/fips140/ecdsa._P256

2 uses

	crypto/internal/fips140/ecdsa (current package)
		ecdsa.go#L101: func P256() *Curve[*nistec.P256Point] { return _P256() }
		ecdsa.go#L103: var _P256 = sync.OnceValue(func() *Curve[*nistec.P256Point] {

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