Use CXX as C++ compiler. Remove messed up compile test using

non-existing file.

devel/its4/Makefile

@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.19 2012/10/31 11:17:07 asau Exp $
+# $NetBSD: Makefile,v 1.20 2014/12/25 17:39:58 joerg Exp $
 #
 
 DISTNAME=	its4-1.1.1
@@ -13,6 +13,7 @@ LICENSE=	no-commercial-use
 
 WRKSRC=		${WRKDIR}/its4
 HAS_CONFIGURE=	YES
+CONFIGURE_ARGS+=	--with-cpp=${CXX:Q}
 CONFIGURE_ARGS+=	--prefix=${PREFIX:Q}
 CONFIGURE_ARGS+=	--datadir=${PREFIX}/share/its4
 INSTALLATION_DIRS=	bin ${PKGMANDIR}/man1

devel/its4/distinfo

@@ -1,6 +1,7 @@
-$NetBSD: distinfo,v 1.4 2005/02/23 22:24:16 agc Exp $
+$NetBSD: distinfo,v 1.5 2014/12/25 17:39:58 joerg Exp $
 
 SHA1 (its4-1.1.1.tgz) = e4f53d50b3e58bda892088b15454493c3f07624b
 RMD160 (its4-1.1.1.tgz) = 4f1c16d678126f6ea6e10f0a31e5fa14e7cd852c
 Size (its4-1.1.1.tgz) = 59870 bytes
 SHA1 (patch-aa) = be67edcb8ca7859d9e2571b4e228bef5140e84cd
+SHA1 (patch-configure) = 25fd9b0fbce09b7ff8adf5259d3e53bffaa2e083

devel/its4/patches/patch-configure

@@ -0,0 +1,20 @@
+$NetBSD: patch-configure,v 1.1 2014/12/25 17:39:58 joerg Exp $
+
+--- configure.orig	2014-12-23 20:56:39.000000000 +0000
++++ configure
+@@ -120,15 +120,6 @@ cat >tmp.c <<EOF 
+ #include <iostream.h>
+ int main(){return 0;}
+ EOF
+-if test -n "${CC}"; then
+-   printf %s "Checking for user-supplied C++... " 1>&5
+-   if `${CC} tmp.c 2>/dev/null` 2>/dev/null; then
+-     echo "yes" 1>&5
+-   else
+-     echo "no" 1>&5
+-     CC=
+-   fi
+-fi
+ if test -z "${CC}"; then
+     printf %s "Looking for a C++ compiler... " 1>&5
+     if `g++ tmp.c 2>/dev/null` 2>/dev/null; then