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From b0c98f93a7f427d18206c79bf2a0350dc81172f6 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Thu, 6 Apr 2023 10:44:08 -0700
Subject: [PATCH] configure: Replace use of AC_EGREP_CPP
Use AC_COMPILE_IFELSE instead to compute platform support for arp ioctls
AC_EGREP_CPP does not work as used with upcoming autoconf 2.72
Upstream-Status: Submitted [https://github.com/ofalk/libdnet/pull/85]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
m4/acinclude.m4 | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/m4/acinclude.m4 b/m4/acinclude.m4
index d6350a2..3699bf1 100644
--- a/m4/acinclude.m4
+++ b/m4/acinclude.m4
@@ -196,12 +196,11 @@ dnl
AC_DEFUN([AC_DNET_IOCTL_ARP],
[AC_MSG_CHECKING(for arp(7) ioctls)
AC_CACHE_VAL(ac_cv_dnet_ioctl_arp,
- AC_EGREP_CPP(werd,[#include <sys/types.h>
- #define BSD_COMP
- #include <sys/ioctl.h>
- #ifdef SIOCGARP
- werd
- #endif],
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([[#include <sys/types.h>
+ #define BSD_COMP
+ #include <sys/ioctl.h>]],
+ [[int foo = SIOCGARP;]])],
ac_cv_dnet_ioctl_arp=yes,
ac_cv_dnet_ioctl_arp=no))
case "$host_os" in
--
2.40.0
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