Related:

• undefined external reference excl. [Unix] A message from Unix's linker.
  Used in speech to flag loose ends or dangling references in an argument or discussion....
• I entered this message just to use this tagline.
• External Security
• Society's external rewards are no measure of true success.
  True success can be measured only in relation to the goals one sets for oneself....
• undefined external reference: excl. [UNIX] A message from UNIX's linker.
  Used in speech to flag loose ends or dangling references in an argument or discussion....
• Use only as directed.
• Use unleaded fuel only.
• You are the only person to ever get this message.