Handle QEMU where _siginfo is unavailable
Handle QEMU where _siginfo is unavailable

pwndbg/pwndbg,0xddaa/pwndbg,anthraxx/pwndbg,zachriggle/pwndbg,disconnect3d/pwndbg,chubbymaggie/pwndbg,pwndbg/pwndbg,anthraxx/pwndbg,disconnect3d/pwndbg,cebrusfs/217gdb,cebrusfs/217gdb,0xddaa/pwndbg,0xddaa/pwndbg,cebrusfs/217gdb,anthraxx/pwndbg,disconnect3d/pwndbg,pwndbg/pwndbg,chubbymaggie/pwndbg,pwndbg/pwndbg,anthraxx/pwndbg,zachriggle/pwndbg,cebrusfs/217gdb