AC_CHECK_FUNCS([wcwidth mbtowc writev lstat nl_langinfo getutxent])
dnl Check for multibyte character set support
-if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
- -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
- AC_DEFINE(MULTIBYTE_SUPPORT, 1,
- [Define to enable support for multibyte character sets.])
-fi
+AS_IF([test "x$ac_cv_header_wchar_h" = "xyes" -a \
+ "x$ac_cv_header_wctype_h" = "xyes" -a \
+ "x$ac_cv_func_wcwidth" = "xyes" -a \
+ "x$ac_cv_func_mbtowc" = "xyes"],
+ [AC_DEFINE([MULTIBYTE_SUPPORT], [1],
+ [Define to enable support for multibyte character sets.])
+ MULTIBYTE_ENABLED=1],
+ [MULTIBYTE_ENABLED=0])
+AC_SUBST([MULTIBYTE_ENABLED])
dnl -------------------
dnl CHECK FOR LIBRARIES