Restore GDB 7.7 compatibility
Restore GDB 7.7 compatibility

anthraxx/pwndbg,cebrusfs/217gdb,chubbymaggie/pwndbg,0xddaa/pwndbg,anthraxx/pwndbg,0xddaa/pwndbg,cebrusfs/217gdb,pwndbg/pwndbg,pwndbg/pwndbg,cebrusfs/217gdb,zachriggle/pwndbg,disconnect3d/pwndbg,disconnect3d/pwndbg,pwndbg/pwndbg,sigma-random/pwndbg,anthraxx/pwndbg,bj7/pwndbg,pwndbg/pwndbg,0xddaa/pwndbg,chubbymaggie/pwndbg,anthraxx/pwndbg,cebrusfs/217gdb,disconnect3d/pwndbg,zachriggle/pwndbg