=> 0x7f9df6d5a7dd <libvlc_set_user_agent+29>:	mov    (%rdi),%rbp
   0x7f9df6d5a7e0 <libvlc_set_user_agent+32>:	mov    %fs:0x28,%rax
   0x7f9df6d5a7e9 <libvlc_set_user_agent+41>:	mov    %rax,0x8(%rsp)
   0x7f9df6d5a7ee <libvlc_set_user_agent+46>:	xor    %eax,%eax
   0x7f9df6d5a7f0 <libvlc_set_user_agent+48>:	mov    %rbp,%rdi
   0x7f9df6d5a7f3 <libvlc_set_user_agent+51>:	callq  0x7f9df6d59d00 <var_SetChecked@plt>
   0x7f9df6d5a7f8 <libvlc_set_user_agent+56>:	test   %r12,%r12
   0x7f9df6d5a7fb <libvlc_set_user_agent+59>:	je     0x7f9df6d5a81b <libvlc_set_user_agent+91>
   0x7f9df6d5a7fd <libvlc_set_user_agent+61>:	xor    %eax,%eax
   0x7f9df6d5a7ff <libvlc_set_user_agent+63>:	mov    %rsp,%rdi
   0x7f9df6d5a802 <libvlc_set_user_agent+66>:	mov    %r12,%rcx
   0x7f9df6d5a805 <libvlc_set_user_agent+69>:	mov    $0x1,%esi
   0x7f9df6d5a80a <libvlc_set_user_agent+74>:	lea    0x137f6(%rip),%rdx        # 0x7f9df6d6e007
   0x7f9df6d5a811 <libvlc_set_user_agent+81>:	callq  0x7f9df6d59e30 <__asprintf_chk@plt>
   0x7f9df6d5a816 <libvlc_set_user_agent+86>:	cmp    $0xffffffff,%eax
   0x7f9df6d5a819 <libvlc_set_user_agent+89>:	jne    0x7f9df6d5a838 <libvlc_set_user_agent+120>