(ptrace_check, pdc_symbol_addrs, pdc_read_regs, pdc_write_regs)
	(pdc_read_data, pdc_write_data, pdc_alloc, pdc_realloc, pdc_dealloc):
	Print newlines at end of debug messages.
	(pdc_symbol_addrs, pdc_read_regs, pdc_write_regs, pdc_read_data)
	(pdc_write_data): Use local_hex_string() instead of %llx formats.