bpo-37419: Fix possible segfaults when passing large sequences to os.posix_spawn() (GH-14409)


Use Py_ssize_t instead of int for i.
(cherry picked from commit d52a83a3d471ff3c7e9ebfa1731765e5334f7c24)

Co-authored-by: Zackery Spytz <zspytz@gmail.com>
1 file changed