$NetBSD$

Use pkgsrc defined C++ compiler via CXX.
Honor LDFLAGS.
Remove "-fstrength-reduce" (not supported by clang).
Add "-Wno-write-strings" to avoid warning flood.

--- src/ZenNode/makefile.orig	2004-05-28 05:27:38.000000000 +0000
+++ src/ZenNode/makefile
@@ -1,17 +1,16 @@
 # ZenNode makefile for Linux
 
-CC       = g++
-CFLAGS  += -g -O -fstrength-reduce -fno-rtti
-CFLAGS  += -fomit-frame-pointer -foptimize-sibling-calls
+CXXFLAGS  += -g -O -fno-rtti
+CXXFLAGS  += -fomit-frame-pointer -foptimize-sibling-calls
 #CFLAGS  += -fbranch-probabilities
 #CFLAGS  += -fprofile-arcs
-WARNINGS = -Wall -Wno-format -Wstrict-prototypes -Wmissing-prototypes -Winline
+WARNINGS = -Wall -Wno-format -Winline -Wno-write-strings -Wno-unused-function
 #CC       = /opt/intel/compiler60/ia32/bin/icc
 #CFLAGS   = -g -O3
 INCLUDES = -I../DOOM -I../common
 TARGETS  = ZenNode bspdiff bspinfo compare
 
-CFLAGS  += -D__LINUX__
+CXXFLAGS  += -D__LINUX__
 
 ifdef WIN32
 CFLAGS  += -D__WIN32__
@@ -26,7 +25,7 @@ LIBS    += -lpthread -lrt
 endif
 
 .cpp.o:
-	$(CC) -c $(CFLAGS) $(WARNINGS) $(INCLUDES) -o $@ $<
+	$(CXX) -c $(CXXFLAGS) $(WARNINGS) $(INCLUDES) -o $@ $<
 
 .SUFFIXES: .cpp .o
 
@@ -38,16 +37,16 @@ clean:
 	rm -rf {.,../DOOM/,../common/logger}/{*.o,*~} $(TARGETS)
 
 ZenNode: ZenMain.o ZenNode.o ZenReject.o ZenRMB.o blockmap.o console.o ../DOOM/wad.o ../DOOM/level.o $(LOGGER)
-	$(CC) $(LIBS) -o $@ $^
+	$(CXX) $(LDFLAGS) $(LIBS) -o $@ $^
 
 bspdiff: bspdiff.o console.o ../DOOM/wad.o ../DOOM/level.o $(LOGGER)
-	$(CC) $(LIBS) -o $@ $^
+	$(CXX) $(LDFLAGS) $(LIBS) -o $@ $^
 
 bspinfo: bspinfo.o console.o ../DOOM/wad.o ../DOOM/level.o $(LOGGER)
-	$(CC) $(LIBS) -o $@ $^
+	$(CXX) $(LDFLAGS) $(LIBS) -o $@ $^
 
 compare: compare.o console.o ../DOOM/wad.o ../DOOM/level.o $(LOGGER)
-	$(CC) $(LIBS) -o $@ $^
+	$(CXX) $(LDFLAGS) $(LIBS) -o $@ $^
 
 ZenReject.o: \
 	ZenReject.cpp	\