Quote paths in autopatch generated Makefile

Fixes build of a few projects on Windows.

core/deps.mk

@@ -314,9 +314,9 @@ define dep_autopatch_rebar.erl
 		[] -> ok;
 		_ ->
 			Write("\npre-app::\n\t$$\(MAKE) -f c_src/Makefile.erlang.mk\n"),
-			PortSpecWrite(io_lib:format("ERL_CFLAGS = -finline-functions -Wall -fPIC -I ~s/erts-~s/include -I ~s\n",
+			PortSpecWrite(io_lib:format("ERL_CFLAGS = -finline-functions -Wall -fPIC -I \\"~s/erts-~s/include\\" -I \\"~s\\"\n",
 				[code:root_dir(), erlang:system_info(version), code:lib_dir(erl_interface, include)])),
-			PortSpecWrite(io_lib:format("ERL_LDFLAGS = -L ~s -lerl_interface -lei\n",
+			PortSpecWrite(io_lib:format("ERL_LDFLAGS = -L \\"~s\\" -lerl_interface -lei\n",
 				[code:lib_dir(erl_interface, lib)])),
 			[PortSpecWrite(["\n", E, "\n"]) || E <- OsEnv],
 			FilterEnv = fun(Env) ->