st_birthtimensec
if ((st->st_birthtime == 0 && st->st_birthtimensec == 0) ||
st->st_birthtimensec == (long)-1)) {
stx->stx_btime.tv_nsec = st->st_birthtimensec;
long st_birthtimensec;
long st_birthtimensec; /* nsec of time of creation */
long st_birthtimensec; /* nsec of time of creation */
nsecs = st->st_birthtimensec;
dinp->di_birthnsec = st->st_birthtimensec;
cur->inode->st.st_birthtimensec = stampst.st_birthtimensec;