Index: uspace/dist/src/c/demos/top/screen.c
===================================================================
--- uspace/dist/src/c/demos/top/screen.c	(revision 50427066aa264537b8c871b89c7962c9688b6e78)
+++ uspace/dist/src/c/demos/top/screen.c	(revision 08d4ea2111e5db01d0a6194bd9da4248ee282dc7)
@@ -537,5 +537,5 @@
  *
  */
-int tgetchar(unsigned int sec)
+errno_t tgetchar(unsigned int sec)
 {
 	/*