const github.com/refraction-networking/utls.extensionALPN

12 uses

	github.com/refraction-networking/utls (current package)
		common.go#L115: 	extensionALPN                    uint16 = 16
		handshake_messages.go#L247: 			echOuterExts = append(echOuterExts, extensionALPN)
		handshake_messages.go#L249: 			exts.AddUint16(extensionALPN)
		handshake_messages.go#L603: 		case extensionALPN:
		handshake_messages.go#L804: 		exts.AddUint16(extensionALPN)
		handshake_messages.go#L961: 		case extensionALPN:
		handshake_messages.go#L1060: 				b.AddUint16(extensionALPN)
		handshake_messages.go#L1112: 		case extensionALPN:
		u_common.go#L384: 			case extensionALPN:
		u_tls_extensions.go#L32: 	case extensionALPN:
		u_tls_extensions.go#L632: 	b[0] = byte(extensionALPN >> 8)
		u_tls_extensions.go#L633: 	b[1] = byte(extensionALPN & 0xff)