1 files changed, 1 insertions, 1 deletions
diff --git a/src/join.c b/src/join.c
index 360684a65..8c973ae62 100644
--- a/src/join.c
+++ b/src/join.c
@@ -765,7 +765,7 @@ make_blank (struct line *blank, int count)
   blank->lim = &blank->beg[i];
 }
 
-void
+int
 main (int argc, char **argv)
 {
   char *names[2];