+dnl CF_CURSES_CHECK_DATA version: 2 updated: 2009/07/16 21:03:10
+dnl --------------------
+dnl Check if curses.h defines the given data/variable.
+dnl Use this after CF_NCURSES_CONFIG or CF_CURSES_CONFIG.
+AC_DEFUN([CF_CURSES_CHECK_DATA],
+[
+AC_MSG_CHECKING(for data $1 declaration in ${cf_cv_ncurses_header-curses.h})
+AC_TRY_COMPILE(CF__CURSES_HEAD,[
+void *foo = &($1)
+],cf_result=yes,cf_result=no)
+AC_MSG_RESULT($cf_result)
+if test $cf_result = yes ; then
+ CF_UPPER(cf_result,have_curses_data_$1)
+ AC_DEFINE_UNQUOTED($cf_result)
+else
+ AC_MSG_CHECKING(for data $1 in library)
+ AC_TRY_LINK(CF__CURSES_HEAD
+[extern char $1;],[
+ do {
+ void *foo = &($1);
+ ${cf_cv_main_return-return}(foo == 0);
+ } while (0)
+],[cf_result=yes],[cf_result=no])
+ AC_MSG_RESULT($cf_result)
+ if test $cf_result = yes ; then
+ CF_UPPER(cf_result,decl_curses_data_$1)
+ AC_DEFINE_UNQUOTED($cf_result)
+ fi
+fi
+])dnl
+dnl ---------------------------------------------------------------------------