configure test for stdscr

configure.ac

@@ -665,6 +665,26 @@ else
       [AC_CHECK_HEADERS([term.h], [],
          [AC_MSG_ERROR([can not find required term header file])])])
 fi
+
+AC_MSG_CHECKING([for stdscr])
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+/*
+#include <ProvideCurses.h>
+#include <ProvideTerm.h>
+*/
+/* extern WINDOW* stdscr; */
+/* int keypad(WINDOW* win, bool enable); */
+   ]], [[
+WINDOW* foo; /*checks if the header is included*/
+keypad(stdscr, 0);
+   ]])],
+   [
+   cat config.log | tail -n 100
+   AC_MSG_RESULT(yes)],
+   [
+   cat config.log | tail -n 100
+   AC_MSG_RESULT(no)
+   AC_MSG_ERROR([stdscr not found])])
 CFLAGS=$htop_save_CFLAGS
 
 if test "$enable_static" = yes; then