ObjFW  Diff

		enable_files="no"
		ac_cv_snprintf_useful_ret="yes"
		;;
	m68k-*-amigaos*)
		AS_IF([test x"$OBJCFLAGS" = x""], [
			OBJCFLAGS="-O0"
		])
		OBJCFLAGS="$OBJCFLAGS -noixemul -D__NO_NET_API"
		OBJFW_OBJCFLAGS="$OBJFW_OBJCFLAGS -noixemul"
		LDFLAGS="$LDFLAGS -noixemul"

		enable_shared="no"
		enable_threads="no"

		enable_files="yes"	# Required for reading ENV:
		supports_amiga_lib="yes"
		ac_cv_snprintf_useful_ret="yes"

		AS_IF([test x"$enable_amiga_lib" != x"no"], [
			AC_SUBST(OBJFWRT_AMIGA_LIB, objfwrt68k.library)
			AC_SUBST(SFDC_TARGET, m68k-amigaos)

AC_CHECK_HEADERS(xlocale.h)
AC_CHECK_FUNCS([strtod_l strtof_l asprintf_l])

AC_CHECK_HEADERS(sys/utsname.h)
AC_CHECK_FUNCS(uname)

case "$host_os" in
	amigaos*)
		;;
	*)
		AC_CHECK_FUNC(pipe, [
			AC_DEFINE(OF_HAVE_PIPE, 1, [Whether we have pipe()])
		])
		;;
esac

AC_ARG_ENABLE(sockets,
	AS_HELP_STRING([--disable-sockets], [disable socket support]))
AS_IF([test x"$enable_sockets" != x"no"], [
	AC_DEFINE(OF_HAVE_SOCKETS, 1, [Whether we have sockets])
	AC_SUBST(USE_SRCS_SOCKETS, '${SRCS_SOCKETS}')



	case "$host_os" in
		amigaos*)
			;;
		haiku*)
			LIBS="$LIBS -lnetwork"
			;;
		mingw*)
			LIBS="$LIBS -lws2_32 -liphlpapi"
			;;
		*)
			AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
			;;
	esac

	AC_CHECK_HEADER(sys/socket.h, [
		AC_DEFINE(OF_HAVE_SYS_SOCKET_H, 1,
			[Whether we have sys/socket.h])
	])
	AC_CHECK_HEADER(netinet/in.h, [
		AC_DEFINE(OF_HAVE_NETINET_IN_H, 1,
			[Whether we have netinet/in.h])
	])
	AC_CHECK_HEADER(netinet/tcp.h, [
		AC_DEFINE(OF_HAVE_NETINET_TCP_H, 1,
			[Whether we have netinet/tcp.h])
	])
	AC_CHECK_HEADERS([arpa/inet.h netdb.h])

	AC_CHECK_MEMBER([struct sockaddr_in6.sin6_addr], [
		AC_EGREP_CPP(egrep_cpp_yes, [
			#ifdef _WIN32
			typedef int BOOL;
			#endif

			#ifdef OF_HAVE_SYS_SOCKET_H
			# include <sys/socket.h>
			#endif

			#ifdef _WIN32
			# ifdef __MINGW32__

			egrep_cpp_yes
			#endif
		], [
			AC_DEFINE(OF_HAVE_IPV6, 1, [Whether we have IPv6])
		])
	], [
	], [
		#ifdef _WIN32
		typedef int BOOL;
		#endif

		#ifdef OF_HAVE_NETINET_IN_H
		# include <netinet/in.h>
		#endif

		#ifdef _WIN32
		# ifdef __MINGW32__

			AC_DEFINE(HAVE_POLL, 1, [Whether we have poll()])
			AC_SUBST(OFPOLLKERNELEVENTOBSERVER_M,
				"OFPollKernelEventObserver.m")
		])
	])

	case "$host_os" in
		amigaos* | mingw* | morphos*)
			AC_DEFINE(HAVE_SELECT, 1,
				[Whether we have select() or similar])
			AC_SUBST(OFSELECTKERNELEVENTOBSERVER_M,
				"OFSelectKernelEventObserver.m")
			;;
		*)
			AC_CHECK_HEADERS(sys/select.h)