wcwidth: Fix C++ test error on mingw.

[pspp] / ChangeLog

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+2010-04-03  Bruno Haible  <bruno@clisp.org>
+
+       wcwidth: Fix C++ test error on mingw.
+       * lib/wcwidth.c (wcwidth): Renamed from rpl_wcwidth.
+       * m4/wcwidth.m4 (gl_FUNC_WCWIDTH): If the wcwidth function does not
+       exist, don't set REPLACE_WCWIDTH. Instead, rely on HAVE_DECL_WCWIDTH.
+
 2010-04-03  Bruno Haible  <bruno@clisp.org>
 
        nanosleep: Fix C++ test error on mingw.