- dnl also look if we have wide char IO functions
- AC_CHECK_FUNCS(wputc wputchar putws fputws wprintf vswprintf)
+ dnl also look if we have wide char IO functions, notice that [f]putws are
+ dnl declared in special widec.h under Solaris
+ wchar_headers="#include <stdio.h>
+#include <wchar.h>"
+ case "${host}" in
+ *-*-solaris2* )
+ AC_CHECK_HEADERS(widec.h)
+ if test "$ac_cv_header_widec_h" = "yes"; then
+ wchar_headers="$wchar_headers
+#include <widec.h>"
+ fi
+ esac
+
+ WX_CHECK_FUNCS(wputc wputchar putws fputws wprintf vswprintf,,,
+ [$wchar_headers])