1 files changed, 1 insertions, 1 deletions

diff --git a/coreutils/tr.c b/coreutils/tr.c
index d6c5e346e..adddf83d2 100644
--- a/coreutils/tr.c
+++ b/coreutils/tr.c
@@ -202,7 +202,7 @@ static int complement(unsigned char *buffer, int buffer_len)
         return ix;
 }
 
-extern int tr_main(int argc, char **argv)
+int tr_main(int argc, char **argv)
 {
         register unsigned char *ptr;
         int output_length=0, input_length;