1 files changed, 1 insertions, 1 deletions

diff --git a/coreutils/du.c b/coreutils/du.c
index 2697acf13..3941151e1 100644
--- a/coreutils/du.c
+++ b/coreutils/du.c
@@ -140,7 +140,7 @@ static unsigned long du(const char *filename)
         return sum;
 }
 
-int du_main(int argc, char **argv);
+int du_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int du_main(int argc, char **argv)
 {
         unsigned long total;