device: 0.774
arm: 0.662
mistranslation: 0.650
TCG: 0.537
files: 0.534
network: 0.515
register: 0.432
semantic: 0.413
peripherals: 0.407
performance: 0.398
virtual: 0.355
boot: 0.349
vnc: 0.343
kernel: 0.336
graphic: 0.327
architecture: 0.321
hypervisor: 0.302
debug: 0.286
risc-v: 0.264
VMM: 0.205
assembly: 0.166
socket: 0.162
permissions: 0.148
PID: 0.145
user-level: 0.143
ppc: 0.116
i386: 0.061
x86: 0.044
KVM: 0.029

rfe: Cygwin support