doc: update documentation for kgio_addr attribute v2.5.0

We support IPv6, not just IPv4

1 files changed, 4 insertions, 3 deletions

diff --git a/ext/kgio/read_write.c b/ext/kgio/read_write.c
index d935a62..6f739a5 100644
--- a/ext/kgio/read_write.c
+++ b/ext/kgio/read_write.c
@@ -520,9 +520,10 @@ void init_kgio_read_write(void)
         rb_define_method(mSocketMethods, "kgio_peek", kgio_peek, -1);
 
         /*
-         * Returns the client IPv4 address of the socket in dotted quad
-         * form as a string.  This is always the value of the
-         * Kgio::LOCALHOST constant for UNIX domain sockets.
+         * Returns the client IP address of the socket as a string
+         * (e.g. "127.0.0.1" or "::1").
+         * This is always the value of the Kgio::LOCALHOST constant
+         * for UNIX domain sockets.
          */
         rb_define_attr(mSocketMethods, "kgio_addr", 1, 1);
         id_set_backtrace = rb_intern("set_backtrace");