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-rw-r--r--coreutils/sync.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/coreutils/sync.c b/coreutils/sync.c
index d562f3f..9dbdd98 100644
--- a/coreutils/sync.c
+++ b/coreutils/sync.c
@@ -13,7 +13,7 @@
/* This is a NOFORK applet. Be very careful! */
-int sync_main(int argc, char **argv);
+int sync_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int sync_main(int argc, char **argv)
{
bb_warn_ignoring_args(argc - 1);