(main): Decalare local, BS.

diff --git a/src/df.c b/src/df.c
index 880ea8d..6badc65 100644 (file)
--- a/src/df.c
+++ b/src/df.c
@@ -161,6 +161,7 @@ main (int argc, char **argv)
     kilobyte_blocks = 0;
   else
     {
+      char *bs;
       kilobyte_blocks = 1;
       if ((bs = getenv ("BLOCKSIZE"))
          && strncmp (bs, "HUMAN", sizeof ("HUMAN") - 1) == 0)