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-rw-r--r--src/interfaces/libpq/libpq-int.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/interfaces/libpq/libpq-int.h b/src/interfaces/libpq/libpq-int.h
index 70c28f2ffca..a701c25038a 100644
--- a/src/interfaces/libpq/libpq-int.h
+++ b/src/interfaces/libpq/libpq-int.h
@@ -357,7 +357,8 @@ typedef struct pg_conn_host
pg_conn_host_type type; /* type of host address */
char *host; /* host name or socket path */
char *hostaddr; /* host numeric IP address */
- char *port; /* port number (always provided) */
+ char *port; /* port number (if NULL or empty, use
+ * DEF_PGPORT[_STR]) */
char *password; /* password for this host, read from the
* password file; NULL if not sought or not
* found in password file. */