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-rw-r--r--src/mail/ngx_mail.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mail/ngx_mail.h b/src/mail/ngx_mail.h
index 030e128c9..b865a3b9e 100644
--- a/src/mail/ngx_mail.h
+++ b/src/mail/ngx_mail.h
@@ -178,6 +178,7 @@ typedef enum {
typedef struct {
ngx_peer_connection_t upstream;
ngx_buf_t *buffer;
+ ngx_uint_t proxy_protocol; /* unsigned proxy_protocol:1; */
} ngx_mail_proxy_ctx_t;