atomicity.h: Fix oversight in previous change.

        * config/cpu/powerpc/atomicity.h: Fix oversight in previous
        change.

From-SVN: r74890

libstdc++-v3/ChangeLog

+2003-12-20  Jason Merrill  <jason@redhat.com>
+
+	* config/cpu/powerpc/atomicity.h: Fix oversight in previous
+	change.
+
 2003-12-20  Jerry Quinn  <jlquinn@optonline.net>
 
 	* docs/doxygen/TODO: Update.