It's not 100% aligned with the ncurses' definition.
Reported-by: Arturo Rinaldi <redacted>
Signed-off-by: Alexandru Ardelean <redacted>
--- /dev/null
+diff --git a/Modules/_cursesmodule.c b/Modules/_cursesmodule.c
+index e478a57..eb297b4 100644
+--- a/Modules/_cursesmodule.c
++++ b/Modules/_cursesmodule.c
+@@ -117,7 +117,6 @@ char *PyCursesVersion = "2.2";
+ #defines many common symbols (such as "lines") which breaks the
+ curses module in other ways. So the code will just specify
+ explicit prototypes here. */
+-extern int setupterm(char *,int,int *);
+ #ifdef __sgi
+ #include <term.h>
+ #endif