1 files changed, 4 insertions, 0 deletions

diff --git a/ssh.c b/ssh.c
index 98854d20c..374630f71 100644
--- a/ssh.c
+++ b/ssh.c
@@ -259,6 +259,10 @@ main(int ac, char **av)
         struct passwd *pw;
         int dummy;
         uid_t original_effective_uid;
+        extern int optopt;
+        extern int optind;
+        extern int optreset;
+        extern char *optarg;
 
         __progname = get_progname(av[0]);
         init_rng();