introduce RSSIZE_MAX to set maximum of ssize_t
diff --git a/skeletons/ber_tlv_length.c b/skeletons/ber_tlv_length.c
index 02a120a..4e5bfa6 100644
--- a/skeletons/ber_tlv_length.c
+++ b/skeletons/ber_tlv_length.c
@@ -50,7 +50,7 @@
 		}
 
 		if(oct == 0) {
-			if(len < 0 || len > RSIZE_MAX) {
+			if(len < 0 || len > RSSIZE_MAX) {
 				/* Length value out of sane range. */
 				return -1;
 			}