=> 0x7f99551b7ca4:	cmpb   $0x0,(%rsi)
   0x7f99551b7ca7:	je     0x7f99551b7ccd
   0x7f99551b7ca9:	xor    %ecx,%ecx
   0x7f99551b7cab:	mov    $0x90800,%edx
   0x7f99551b7cb0:	callq  0x7f99551e2de0
   0x7f99551b7cb5:	test   %eax,%eax
   0x7f99551b7cb7:	js     0x7f99551b7cdb
   0x7f99551b7cb9:	xor    %ecx,%ecx
   0x7f99551b7cbb:	xor    %edx,%edx
   0x7f99551b7cbd:	mov    $0x1,%esi
   0x7f99551b7cc2:	mov    %eax,%edi
   0x7f99551b7cc4:	add    $0x8,%rsp
   0x7f99551b7cc8:	jmpq   0x7f99551b7ba0
   0x7f99551b7ccd:	mov    0x2fc14c(%rip),%rax        # 0x7f99554b3e20
   0x7f99551b7cd4:	movl   $0x2,%fs:(%rax)
   0x7f99551b7cdb:	xor    %eax,%eax