doc/man7/openssl-env: update REF_COUNT OPENSSL_TRACE category description

It seems that its usage has been changed since the initial mention
in 6d594fdf52c4 "OSSL_trace_set_channel.pod and openssl.pod:
fix missing/inconsistent category items".

Signed-off-by: Eugene Syromiatnikov <esyr@openssl.org>
Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/28025)

diff --git a/doc/man7/openssl-env.pod b/doc/man7/openssl-env.pod
index e09e7603504ffdf114e1c4303b18398c23368934..1dd9da1249a2e7af70d6cc20c2d9e07de1109330 100644 (file)
--- a/doc/man7/openssl-env.pod
+++ b/doc/man7/openssl-env.pod
@@ -192,7 +192,10 @@ Traces encoder operations.
 
 =item B<REF_COUNT>
 
-Traces decrementing certain ASN.1 structure references.
+Traces reference count changes in various structures,
+including C<BIO>, C<DH>, C<DSA>, C<EC_KEY>, C<ECX_KEY>,
+C<EVP_PKEY>, C<EVP_SKEY>, C<RSA>, C<SSL>, C<SSL_CTX>, C<SSL_SESSION>,
+C<X509_CRL>, C<X509_STORE>, C<X509>, and some others.
 
 =item B<HTTP>