-see also
-http://serverfault.com/questions/388865/building-python3-on-a-redhat-5-machine
-
-upstream fix:
-http://hg.python.org/cpython/rev/fe1dfc066a38
-
---- Python-3.2.3/Modules/_posixsubprocess.c~ 2012-04-11 09:54:07.000000000 +0300
-+++ Python-3.2.3/Modules/_posixsubprocess.c 2012-07-26 10:58:29.616131665 +0300
-@@ -37,6 +37,9 @@
-
- #define POSIX_CALL(call) if ((call) == -1) goto error
-
-+#ifndef O_CLOEXEC
-+#define O_CLOEXEC 02000000 /* set close_on_exec */
-+#endif
-
- /* Maximum file descriptor, initialized on module load. */
- static long max_fd;