=> 0x7f80893bb010 <fileno_unlocked>:	mov    (%rdi),%eax
   0x7f80893bb012 <fileno_unlocked+2>:	test   $0x20,%ah
   0x7f80893bb015 <fileno_unlocked+5>:	je     0x7f80893bb020 <fileno_unlocked+16>
   0x7f80893bb017 <fileno_unlocked+7>:	mov    0x70(%rdi),%eax
   0x7f80893bb01a <fileno_unlocked+10>:	test   %eax,%eax
   0x7f80893bb01c <fileno_unlocked+12>:	js     0x7f80893bb020 <fileno_unlocked+16>
   0x7f80893bb01e <fileno_unlocked+14>:	repz retq 
   0x7f80893bb020 <fileno_unlocked+16>:	mov    0x343df9(%rip),%rax        # 0x7f80896fee20
   0x7f80893bb027 <fileno_unlocked+23>:	movl   $0x9,%fs:(%rax)
   0x7f80893bb02e <fileno_unlocked+30>:	mov    $0xffffffff,%eax
   0x7f80893bb033 <fileno_unlocked+35>:	retq   
   0x7f80893bb034:	nop
   0x7f80893bb035:	nop
   0x7f80893bb036:	nop
   0x7f80893bb037:	nop
   0x7f80893bb038:	nop