const net/http/internal/http2.ClientPreface
3 uses
net/http/internal/http2 (current package)
http2.go#L67: ClientPreface = "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"
http2.go#L86: clientPreface = []byte(ClientPreface)
server.go#L972: buf := make([]byte, len(ClientPreface))
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