- AC_RUN_IFELSE([AC_LANG_SOURCE([[
- #include <stddef.h>
- #include <stdio.h>
- #include <time.h>
- #include <wchar.h>
- #include <wctype.h>
- int main () { return iswprint ('x') == 0; }]])],
+ AC_RUN_IFELSE(
+ [AC_LANG_SOURCE([[
+ /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be
+ included before <wchar.h>.
+ BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h>
+ must be included before <wchar.h>. */
+ #include <stddef.h>
+ #include <stdio.h>
+ #include <time.h>
+ #include <wchar.h>
+ #include <wctype.h>
+ int main () { return iswprint ('x') == 0; }
+ ]])],