diff --git a/headers/posix/arpa/inet.h b/headers/posix/arpa/inet.h
index 03d843f83c..e16a55f225 100644
--- a/headers/posix/arpa/inet.h
+++ b/headers/posix/arpa/inet.h
@@ -97,7 +97,7 @@ char			*inet_cidr_ntop(int, const void *, int, char *, size_t);
 int				inet_cidr_pton(int, const char *, void *, int *);
 char			*inet_ntoa(struct in_addr);
 int				inet_pton(int, const char *, void *);
-const char		*inet_ntop(int, const void *, char *, size_t);
+const char		*inet_ntop(int, const void *, char *, socklen_t);
 u_int			inet_nsap_addr(const char *, u_char *, int);
 char			*inet_nsap_ntoa(int, const u_char *, char *);
 
diff --git a/headers/posix/netdb.h b/headers/posix/netdb.h
index b608d8305d..7dc778c77d 100644
--- a/headers/posix/netdb.h
+++ b/headers/posix/netdb.h
@@ -259,8 +259,8 @@ void		setprotoent __P((int));
 void		setservent __P((int));
 int		getaddrinfo __P((const char *, const char *,
 				 const struct addrinfo *, struct addrinfo **));
-int		getnameinfo __P((const struct sockaddr *, size_t, char *,
-				 size_t, char *, size_t, int));
+int		getnameinfo __P((const struct sockaddr *, socklen_t, char *,
+				 socklen_t, char *, socklen_t, int));
 void		freeaddrinfo __P((struct addrinfo *));
 const char	*gai_strerror __P((int));
 struct hostent  *getipnodebyname __P((const char *, int, int, int *));