[x]

[..]
  1. x11_available
  2. x_basename
  3. x_error_handler
  4. x_io_error_handler
  5. xmouse_get_event
  6. xstrtoumax
  7. xtra_key_define_t
  8. xx_lowerize_line
  9. xx_strchr
  10. xx_tolower
[..]