Mention QLOG in INSTALL.md

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Neil Horman <nhorman@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22037)

diff --git a/INSTALL.md b/INSTALL.md
index 18bfe59c571710c31b0c332de0ff742ce2f73bfb..52add7c15b9a26589dbb8c94de5fc445dbbc67ff 100644 (file)
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -1084,6 +1084,14 @@ when needed.
 
 This is only supported on systems where loading of shared libraries is supported.
 
+### enable-unstable-qlog
+
+Enables QLOG output support for the QUIC protocol. This functionality is
+unstable and implements a draft version of the QLOG specification. The QLOG
+output from OpenSSL will change in incompatible ways in future, and is not
+subject to any format stability or compatibility guarantees at this time. See
+the manpage openssl-qlog(7) for details.
+
 ### 386
 
 In 32-bit x86 builds, use the 80386 instruction set only in assembly modules