Test system calls ending wit *at:

http://linux.die.net/man/2/openat

e.g.,:
  openat
  faccessat
  fstatat64
  fchownat
  fchmodat
  futimesat
  mknodat

  linkat
  symlinkat
  renameat
  readlinkat

  mkdirat

  unlinkat (both with and without AT_REMOVEDIR)

