# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# This definition of AC_USE_SYSTEM_EXTENSIONS is stolen from CVS
+# This definition of AC_USE_SYSTEM_EXTENSIONS is stolen from git
# Autoconf. Perhaps we can remove this once we can assume Autoconf
# 2.70 or later everywhere, but since Autoconf mutates rapidly
# enough in this area it's likely we'll need to redefine