From: Roy Marples <roy@marples.name>
Date: Tue, 19 Feb 2019 22:07:08 +0000 (+0000)
Subject: Guard with IP_PKTINFO as well.
X-Git-Tag: v7.2.0~30
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c72e4ef7c19126fe539485a8bfb56a5d12b7b896;p=thirdparty%2Fdhcpcd.git

Guard with IP_PKTINFO as well.
---

diff --git a/src/if.c b/src/if.c
index 9ba286d1..95067c77 100644
--- a/src/if.c
+++ b/src/if.c
@@ -807,7 +807,7 @@ if_findifpfromcmsg(struct dhcpcd_ctx *ctx, struct msghdr *msg, int *hoplimit)
 	struct cmsghdr *cm;
 	unsigned int ifindex = 0;
 	struct interface *ifp;
-#ifdef INET
+#if defined(INET) && defined(IP_PKTINFO)
 	struct in_pktinfo ipi;
 #endif
 #ifdef INET6
@@ -820,7 +820,7 @@ if_findifpfromcmsg(struct dhcpcd_ctx *ctx, struct msghdr *msg, int *hoplimit)
 	     cm;
 	     cm = (struct cmsghdr *)CMSG_NXTHDR(msg, cm))
 	{
-#ifdef INET
+#if defined(INET) && defined(IP_PKTINFO)
 		if (cm->cmsg_level == IPPROTO_IP) {
 			switch(cm->cmsg_type) {
 			case IP_PKTINFO: