[glibc/release/2.43/master] Hurd: comment PF_LINK/AF_LINK defines

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=ced45fd472eb77e66cf9dea169ee7b1fa5cf8d78

commit ced45fd472eb77e66cf9dea169ee7b1fa5cf8d78
Author: Pino Toscano <[email protected]>
Date:   Tue May 26 22:27:02 2026 +0200

    Hurd: comment PF_LINK/AF_LINK defines
    
    Comment out the PF_LINK and AF_LINK defines, since they are usually associated
    with struct sockaddr_dl, which is not available on Hurd.
    
    (cherry picked from commit 59a0de89ba28028f5ec3f32c1da648a0d6f1dfc5)

Diff:
---
 sysdeps/mach/hurd/bits/socket.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sysdeps/mach/hurd/bits/socket.h b/sysdeps/mach/hurd/bits/socket.h
index 9b81d48816..4a5807e619 100644
--- a/sysdeps/mach/hurd/bits/socket.h
+++ b/sysdeps/mach/hurd/bits/socket.h
@@ -96,7 +96,7 @@ enum __socket_type
 #define	PF_HYLINK	15	/* NSC Hyperchannel protocol.  */
 #define	PF_APPLETALK	16	/* Don't use this.  */
 #define	PF_ROUTE	17	/* Internal Routing Protocol.  */
-#define	PF_LINK		18	/* Link layer interface.  */
+/* #define	PF_LINK		18	Link layer interface.  */
 #define	PF_XTP		19	/* eXpress Transfer Protocol (no AF).  */
 #define	PF_COIP		20	/* Connection-oriented IP, aka ST II.  */
 #define	PF_CNT		21	/* Computer Network Technology.  */
@@ -129,7 +129,7 @@ enum __socket_type
 #define	AF_HYLINK	PF_HYLINK
 #define	AF_APPLETALK	PF_APPLETALK
 #define	AF_ROUTE	PF_ROUTE
-#define	AF_LINK		PF_LINK
+/* #define	AF_LINK		PF_LINK */
 #ifdef __USE_MISC
 # define	pseudo_AF_XTP	PF_XTP
 #endif