const crypto/tls.extensionSupportedCurves

4 uses

	crypto/tls (current package)
		common.go#L112: 	extensionSupportedCurves         uint16 = 10 // supported_groups in TLS 1.3, see RFC 8446, Section 4.2.7
		handshake_messages.go#L192: 			echOuterExts = append(echOuterExts, extensionSupportedCurves)
		handshake_messages.go#L194: 			exts.AddUint16(extensionSupportedCurves)
		handshake_messages.go#L512: 		case extensionSupportedCurves:

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