Use sig_atomic_t instead of int.

Static objects referenced in a signal handler are
generally (always?) required to be of type "volatile
sig_atomic_t". sig_atomic_t is, on Android at least,
typedeff'ed to int.

Change-Id: I6549ded1c2df774a732221a4afdb27bb75be90b8
(cherry picked from commit d47900b9a40fb91322a39ebd9192a76bb2ac3cd0)
1 file changed