maint: use C99 for loop initial declarations where possible

This results in a net reduction of about 120 lines.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/rm.c b/src/rm.c
index 0dff18a4c..51b80facf 100644
--- a/src/rm.c
+++ b/src/rm.c
@@ -105,9 +105,8 @@ diagnose_leading_hyphen (int argc, char **argv)
 {
   /* OPTIND is unreliable, so iterate through the arguments looking
      for a file name that looks like an option.  */
-  int i;
 
-  for (i = 1; i < argc; i++)
+  for (int i = 1; i < argc; i++)
     {
       char const *arg = argv[i];
       struct stat st;