dnl AC_CHECK_UCONTEXT: Check whether ucontext are working
dnl Most of the code is stolen from the GNU pth autoconf macros by
-dnl Ralf S. Engelschall. As
+dnl Ralf S. Engelschall.
dnl # ``"Reuse an expert's code" is the right
dnl # advice for most people. But it's a useless
dnl # advice for the experts writing the code