xfreerdp: Fixed PIC base address corruption by inline assembly
xfreerdp: Fixed PIC base address corruption by inline assembly

EBX (or RBX on x86_64) is used for the PIC base address.
The current cpuid inline assembly only saved ebx which is fine
under i386 but only half of the fun on x86_64.

mister-r/FreeRDP,mister-r/FreeRDP,mister-r/FreeRDP,mister-r/FreeRDP,mister-r/FreeRDP