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- # serial 1
- # From Paul Eggert.
- # Some versions of BeOS define mbstate_t to be an incomplete type,
- # so you can't declare an object of that type.
- # Check for this incompatibility with Standard C.
- AC_DEFUN(AC_MBSTATE_T_OBJECT,
- [AC_CACHE_CHECK([for mbstate_t object type], ac_cv_type_mbstate_t_object,
- [AC_TRY_COMPILE([#include <wchar.h>],
- [mbstate_t x; return sizeof x;],
- ac_cv_type_mbstate_t_object=yes,
- ac_cv_type_mbstate_t_object=no)])
- if test $ac_cv_type_mbstate_t_object = yes; then
- AC_DEFINE(HAVE_MBSTATE_T_OBJECT, 1,
- [Define if mbstate_t is an object type.])
- fi])
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