HelenOS sources

print_percent     260 uspace/app/top/screen.c 			print_percent(data->cpus_perc[i].idle, 2);
print_percent     262 uspace/app/top/screen.c 			print_percent(data->cpus_perc[i].busy, 2);
print_percent     428 uspace/app/top/screen.c 			print_percent(field->fixed, width);
print_percent     262 uspace/dist/src/c/demos/top/screen.c 			print_percent(data->cpus_perc[i].idle, 2);
print_percent     264 uspace/dist/src/c/demos/top/screen.c 			print_percent(data->cpus_perc[i].busy, 2);
print_percent     430 uspace/dist/src/c/demos/top/screen.c 			print_percent(field->fixed, width);
HelenOS homepage, sources at GitHub