Use (void) instead of () for functions without args (Thanks fernandotcl)

See also:
http://article.gmane.org/gmane.linux.kernel/1268792

The C compiler will handle (void) as "no arguments" and () as "variadic
function" (equivalent to (...)) which might lead to subtle errors, such
as the one which was fixed with commit 0ea64ae4.

1 files changed, 3 insertions, 3 deletions

diff --git a/unlock_indicator.h b/unlock_indicator.h
index 8f039d2..e07c2a0 100644
--- a/unlock_indicator.h
+++ b/unlock_indicator.h
@@ -17,8 +17,8 @@ typedef enum {
 } pam_state_t;
 
 xcb_pixmap_t draw_image(uint32_t* resolution);
-void redraw_screen();
-void start_clear_indicator_timeout();
-void stop_clear_indicator_timeout();
+void redraw_screen(void);
+void start_clear_indicator_timeout(void);
+void stop_clear_indicator_timeout(void);
 
 #endif