make the argument to ether_ntoa const.

this drives me nuts when i want to print something out of what's already
const. casting it works, but feels gross.

ok guenther@ tb@ deraadt@
enh says this is already in bionic/glibc/musl

2 files changed, 5 insertions, 5 deletions

diff --git a/src/lib/libc/net/ether_aton.3 b/src/lib/libc/net/ether_aton.3
index 98562dc44c..83fe98880c 100644
--- a/src/lib/libc/net/ether_aton.3
+++ b/src/lib/libc/net/ether_aton.3
@@ -1,8 +1,8 @@
-.\"     $OpenBSD: ether_aton.3,v 1.3 2022/09/11 06:38:10 jmc Exp $
+.\"     $OpenBSD: ether_aton.3,v 1.4 2025/06/29 00:33:46 dlg Exp $
 .\"
 .\" Written by roland@frob.com.  Public domain.
 .\"
-.Dd $Mdocdate: September 11 2022 $
+.Dd $Mdocdate: June 29 2025 $
 .Dt ETHER_ATON 3
 .Os
 .Sh NAME
@@ -19,7 +19,7 @@
 .In netinet/in.h
 .In netinet/if_ether.h
 .Ft char *
-.Fn ether_ntoa "struct ether_addr *e"
+.Fn ether_ntoa "const struct ether_addr *e"
 .Ft struct ether_addr *
 .Fn ether_aton "const char *s"
 .Ft int
diff --git a/src/lib/libc/net/ethers.c b/src/lib/libc/net/ethers.c
index d62be1ca71..6edad5c5e5 100644
--- a/src/lib/libc/net/ethers.c
+++ b/src/lib/libc/net/ethers.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: ethers.c,v 1.27 2019/01/25 00:19:25 millert Exp $     */
+/*      $OpenBSD: ethers.c,v 1.28 2025/06/29 00:33:46 dlg Exp $ */
 
 /*
  * Copyright (c) 1998 Todd C. Miller <millert@openbsd.org>
@@ -42,7 +42,7 @@
 static char * _ether_aton(const char *, struct ether_addr *);
 
 char *
-ether_ntoa(struct ether_addr *e)
+ether_ntoa(const struct ether_addr *e)
 {
         static char a[] = "xx:xx:xx:xx:xx:xx";