From cb619257ed1875fcc95c31c81e43a21c0e00fbf1 Mon Sep 17 00:00:00 2001
From: "H. Peter Anvin" <hpa@zytor.com>
Date: Mon, 10 Jun 2024 18:38:43 -0700
Subject: [PATCH] recvfrom: update config.h define for in_pktinfo.ipi_addr

configure.ac now explicitly checks for struct in_pktinfo.ipi_addr;
update the configure name to match.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
 tftpd/recvfrom.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tftpd/recvfrom.c b/tftpd/recvfrom.c
index 50b788b..320678d 100644
--- a/tftpd/recvfrom.c
+++ b/tftpd/recvfrom.c
@@ -26,10 +26,12 @@
 
 #if defined(HAVE_RECVMSG) && defined(HAVE_MSGHDR_MSG_CONTROL)
 
-#include <sys/uio.h>
+#ifdef HAVE_SYS_UIO_H
+# include <sys/uio.h>
+#endif
 
 #ifdef IP_PKTINFO
-# ifndef HAVE_STRUCT_IN_PKTINFO
+# ifndef HAVE_STRUCT_IN_PKTINFO_IPI_ADDR
 #  ifdef __linux__
 /* Assume this version of glibc simply lacks the definition */
 struct in_pktinfo {