DTLS fixes from 0.9.8-stable.

ssl/ssl.h

diff --git a/ssl/ssl.h b/ssl/ssl.h
index 32f572c..5781072 100644
--- a/ssl/ssl.h
+++ b/ssl/ssl.h
@@ -1739,6 +1739,7 @@
 #define SSL_F_DTLS1_GET_MESSAGE_FRAGMENT		 253
 #define SSL_F_DTLS1_GET_RECORD				 254
 #define SSL_F_DTLS1_OUTPUT_CERT_CHAIN			 255
+#define SSL_F_DTLS1_PREPROCESS_FRAGMENT			 288
 #define SSL_F_DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE		 256
 #define SSL_F_DTLS1_PROCESS_RECORD			 257
 #define SSL_F_DTLS1_READ_BYTES				 258