Symbol: bsfq
usr/src/boot/sys/amd64/include/cpufunc.h
161
return (mask == 0 ? mask : (int)bsfq((u_long)mask) + 1);
usr/src/compat/bhyve/amd64/machine/cpufunc.h
85
return (mask == 0 ? mask : (int)bsfq((u_long)mask) + 1);