1 files changed, 1 insertions, 0 deletions

diff --git a/coreutils/sleep.c b/coreutils/sleep.c
index e32e2157d..b89b0fe9c 100644
--- a/coreutils/sleep.c
+++ b/coreutils/sleep.c
@@ -33,6 +33,7 @@ static const struct suffix_mult sfx[] = {
 };
 #endif
 
+int sleep_main(int argc, char **argv);
 int sleep_main(int argc, char **argv)
 {
         unsigned int duration;