socket.2: Remove notes concerning AF_ALG and AF_XDP

All address families are now documented in address_families.7,
which is already present in SEE ALSO section. Also, the AF_ALG
note contains dead link to kernel HTML documentation.

Signed-off-by: Nikola Forró <nforro@redhat.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man2/socket.2 b/man2/socket.2
index 684fe246e0c25282cf212f5c990fc555da75f07e..4f1dd648b6197827ae70c350ab9295a963668082 100644 (file)
--- a/man2/socket.2
+++ b/man2/socket.2
@@ -485,19 +485,6 @@ families.
 However, already the BSD man page promises: "The protocol
 family generally is the same as the address family", and subsequent
 standards use AF_* everywhere.
-.PP
-The
-.B AF_ALG
-protocol type was added in Linux 2.6.38.
-More information on this interface is provided with the kernel HTML
-documentation at
-.IR https://www.kernel.org/doc/htmldocs/crypto\-API/User.html .
-.PP
-The
-.B AF_XDP
-protocol type was added in Linux 4.18.
-More information on this interface is provided in the kernel source file
-.IR Documentation/networking/af_xdp.rst .
 .SH EXAMPLE
 An example of the use of
 .BR socket ()