Add make rule for official-static.

make-linux.mk

@@ -210,12 +210,6 @@ endif
 
 all:	one
 
-#ext/x64-salsa2012-asm/salsa2012.o:
-#	$(CC) -c ext/x64-salsa2012-asm/salsa2012.s -o ext/x64-salsa2012-asm/salsa2012.o
-
-#ext/arm32-neon-salsa2012-asm/salsa2012.o:
-#	$(CC) -c ext/arm32-neon-salsa2012-asm/salsa2012.s -o ext/arm32-neon-salsa2012-asm/salsa2012.o
-
 one:	$(CORE_OBJS) $(ONE_OBJS) one.o
 	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o zerotier-one $(CORE_OBJS) $(ONE_OBJS) one.o $(LDLIBS)
 	$(STRIP) zerotier-one
@@ -252,6 +246,9 @@ distclean:	clean
 
 realclean:	distclean
 
+official-static:	FORCE
+	make -j4 ZT_STATIC=1 LDLIBS=/usr/lib/libjemalloc.a all selftest
+
 debug:	FORCE
 	make ZT_DEBUG=1 one
 	make ZT_DEBUG=1 selftest