String literal contains undefined escape sequence.

[Jeffrey A Law]

  In message < 19980929185912.G4162@stahlw00.stahl.bau.tu-bs.de >you write:
  > During the build of egcs-1.1b on HP-UX 10.20 (HPPA1.1) using HP's Ansi cc
  > for bootstrapping the following warnings are issued:
Nothing to worry about.  In fact, somewhere in the gcc manual it tells you to
ignore these warnings.

jeff