- AC_CACHE_CHECK([whether wcwidth is declared], ac_cv_have_decl_wcwidth,
- [AC_TRY_COMPILE([
-/* AIX 3.2.5 declares wcwidth in <string.h>. */
-#if HAVE_STRING_H
-# include <string.h>
-#endif
-#if HAVE_WCHAR_H
-# include <wchar.h>
-#endif
-], [
-#ifndef wcwidth
- char *p = (char *) wcwidth;
-#endif
-], ac_cv_have_decl_wcwidth=yes, ac_cv_have_decl_wcwidth=no)])
- if test $ac_cv_have_decl_wcwidth = yes; then
- ac_val=1
- else
- ac_val=0
- fi
- AC_DEFINE_UNQUOTED(HAVE_DECL_WCWIDTH, $ac_val,
- [Define to 1 if you have the declaration of wcwidth(), and to 0 otherwise.])
-