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-rw-r--r--src/hci/mucurses/mucurses.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/hci/mucurses/mucurses.h b/src/hci/mucurses/mucurses.h
index aca9b5c5..1476733f 100644
--- a/src/hci/mucurses/mucurses.h
+++ b/src/hci/mucurses/mucurses.h
@@ -12,10 +12,10 @@
extern SCREEN _ansi_screen;
-extern void _wputch ( WINDOW *win, chtype ch, int wrap );
-extern void _wputc ( WINDOW *win, char c, int wrap );
-extern void _wputchstr ( WINDOW *win, const chtype *chstr, int wrap, int n );
-extern void _wputstr ( WINDOW *win, const char *str, int wrap, int n );
-extern void _wcursback ( WINDOW *win );
+extern void _wputch ( WINDOW *win, chtype ch, int wrap ) __nonnull;
+extern void _wputc ( WINDOW *win, char c, int wrap ) __nonnull;
+extern void _wputchstr ( WINDOW *win, const chtype *chstr, int wrap, int n ) __nonnull;
+extern void _wputstr ( WINDOW *win, const char *str, int wrap, int n ) __nonnull;
+extern void _wcursback ( WINDOW *win ) __nonnull;
#endif /* _MUCURSES_H */