Reference:https://github.com/openssh/openssh-portable/commit/6d30673fedec
---
 misc.c      | 8 ++++----
 misc.h      | 2 +-
 ssh-agent.c | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/misc.c b/misc.c
index 45d93b6..aa36684 100644
--- a/misc.c
+++ b/misc.c
@@ -490,7 +490,7 @@ a2tun(const char *s, int *remote)
  *
  * Return -1 if time string is invalid.
  */
-long
+int
 convtime(const char *s)
 {
 	long total, secs, multiplier = 1;
@@ -507,7 +507,7 @@ convtime(const char *s)
 	while (*p) {
 		secs = strtol(p, &endp, 10);
 		if (p == endp ||
-		    (errno == ERANGE && (secs == LONG_MIN || secs == LONG_MAX)) ||
+		    (errno == ERANGE && (secs == INT_MIN || secs == INT_MAX)) ||
 		    secs < 0)
 			return -1;
 
@@ -537,10 +537,10 @@ convtime(const char *s)
 		default:
 			return -1;
 		}
-		if (secs >= LONG_MAX / multiplier)
+		if (secs >= INT_MAX / multiplier)
 			return -1;
 		secs *= multiplier;
-		if  (total >= LONG_MAX - secs)
+		if  (total >= INT_MAX - secs)
 			return -1;
 		total += secs;
 		if (total < 0)
diff --git a/misc.h b/misc.h
index 4a05db2..2f82f77 100644
--- a/misc.h
+++ b/misc.h
@@ -65,7 +65,7 @@ char	*colon(char *);
 int	 parse_user_host_path(const char *, char **, char **, char **);
 int	 parse_user_host_port(const char *, char **, char **, int *);
 int	 parse_uri(const char *, const char *, char **, char **, int *, char **);
-long	 convtime(const char *);
+int	 convtime(const char *);
 char	*tilde_expand_filename(const char *, uid_t);
 char	*percent_expand(const char *, ...) __attribute__((__sentinel__));
 char	*tohex(const void *, size_t);
diff --git a/ssh-agent.c b/ssh-agent.c
index 3bac42d..4818e56 100644
--- a/ssh-agent.c
+++ b/ssh-agent.c
@@ -163,7 +163,7 @@ u_char lock_salt[LOCK_SALT_SIZE];
 extern char *__progname;
 
 /* Default lifetime in seconds (0 == forever) */
-static long lifetime = 0;
+static int lifetime = 0;
 
 static int fingerprint_hash = SSH_FP_HASH_DEFAULT;
 
-- 
1.8.3.1