--- /dev/null
+diff -u -r ../node-v6.3.1/src/node_main.cc ./src/node_main.cc
+--- ../node-v6.3.1/src/node_main.cc 2016-07-21 16:44:43.000000000 -0400
++++ ./src/node_main.cc 2016-07-23 13:53:57.530095071 -0400
+@@ -54,6 +54,10 @@
+ // calls elsewhere in the program (e.g., any logging from V8.)
+ setvbuf(stdout, nullptr, _IONBF, 0);
+ setvbuf(stderr, nullptr, _IONBF, 0);
++ if (getenv("TMPDIR") == NULL) {
++ // Give javascript programs (such as updated versions of npm) a working tmpdir.
++ putenv("TMPDIR=@TERMUX_PREFIX@/tmp");
++ }
+ return node::Start(argc, argv);
+ }
+ #endif