$NetBSD: patch-configure.ac,v 1.9 2024/02/16 08:13:13 nia Exp $

illumos support; via OmniOS.

From 57b0bd0b3624eea8f7a56cb477649f2f35b0bab7 Mon Sep 17 00:00:00 2001
From: "Joshua M. Clulow" <josh@sysmgr.org>
Date: Mon, 27 Dec 2021 16:08:38 -0800
Subject: [PATCH] illumos: split off from Solaris backend

--- configure.ac.orig	2024-01-31 22:07:28.000000000 +0000
+++ configure.ac
@@ -119,9 +119,15 @@ Please use an explicit --host=$host_cpu-
 	platform=posix
 	;;
 *-solaris*)
-	AC_MSG_RESULT([SunOS])
-	backend=sunos
-	platform=posix
+	if test "x`uname -o`" = xillumos; then
+		AC_MSG_RESULT([illumos])
+		backend=illumos
+		platform=posix
+	else
+		AC_MSG_RESULT([SunOS])
+		backend=sunos
+		platform=posix
+	fi
 	;;
 *-cygwin*)
 	AC_MSG_RESULT([Windows (using Cygwin)])
@@ -224,7 +230,7 @@ linux)
 		AC_CHECK_HEADER([sys/socket.h], [], [AC_MSG_ERROR([Linux socket header not found])])
 	fi
 	;;
-sunos)
+sunos|illumos)
 	LIBS="${LIBS} -ldevinfo"
 	;;
 windows)
@@ -262,7 +268,7 @@ if test "x$platform" = xposix && test "x
 fi
 
 dnl eventfd support
-if test "x$backend" = xlinux || test "x$backend" = xsunos; then
+if test "x$backend" = xlinux || test "x$backend" = xsunos || test "x$backend" = xillumos; then
 	AC_ARG_ENABLE([eventfd],
 		[AS_HELP_STRING([--enable-eventfd], [use eventfd for signalling [default=auto]])],
 		[use_eventfd=$enableval],
@@ -300,7 +306,7 @@ if test "x$backend" = xlinux || test "x$
 fi
 
 dnl timerfd support
-if test "x$backend" = xlinux || test "x$backend" = xsunos; then
+if test "x$backend" = xlinux || test "x$backend" = xsunos || test "x$backend" = xillumos; then
 	AC_ARG_ENABLE([timerfd],
 		[AS_HELP_STRING([--enable-timerfd], [use timerfd for timing [default=auto]])],
 		[use_timerfd=$enableval],
@@ -392,6 +398,7 @@ AM_CONDITIONAL([OS_NETBSD], [test "x$bac
 AM_CONDITIONAL([OS_NULL], [test "x$backend" = xnull])
 AM_CONDITIONAL([OS_OPENBSD], [test "x$backend" = xopenbsd])
 AM_CONDITIONAL([OS_SUNOS], [test "x$backend" = xsunos])
+AM_CONDITIONAL([OS_ILLUMOS], [test "x$backend" = xillumos])
 AM_CONDITIONAL([OS_WINDOWS], [test "x$backend" = xwindows])
 AM_CONDITIONAL([OS_EMSCRIPTEN], [test "x$backend" = xemscripten])
 AM_CONDITIONAL([PLATFORM_POSIX], [test "x$platform" = xposix])