fix bogus flush of stderr

check.c

@@ -868,7 +868,7 @@ static void reminder()
     (void) fprintf(stderr, "\n%s\n%s\n\n%s\n%s\n\n",
 #else
     (void) fprintf(stderr, "\n%s\n%s\n%s\n%s\n\n%s\n%s\n\n%s\n%s\n\n",
-	"    CU sudo version 1.5.5b1.5.5, based on Root Group sudo version 1.1",
+	"    CU sudo version 1.5.5b1, based on Root Group sudo version 1.1",
 	"    sudo version 1.1, Copyright (C) 1991 The Root Group, Inc.",
 	"    sudo comes with ABSOLUTELY NO WARRANTY.  This is free software,",
 	"    and you are welcome to redistribute it under certain conditions.",
@@ -878,7 +878,5 @@ static void reminder()
 	"        #1) Respect the privacy of others.",
 	"        #2) Think before you type."
     );
-    
-    (void) fflush(stderr);
 }
 #endif /* NO_MESSAGE */