This test now uses pthread_kill instead of the host's kill command, so
no longer need to block signals, or store the the inferior's PID.
gdb/testsuite/
2014-03-20 Pedro Alves <palves@redhat.com>
* gdb.threads/signal-while-stepping-over-bp-other-thread.c (pid):
Delete.
(block_signals, unblock_signals): Delete.
(child_function_2, main): Remove references to deleted variable
and functions.