Avoid assert() in the library.
diff --git a/ssl/ssl.h b/ssl/ssl.h
index 457e7ef..e2e80dc 100644
--- a/ssl/ssl.h
+++ b/ssl/ssl.h
@@ -1295,6 +1295,7 @@
 #define SSL_F_SSL3_CTRL					 213
 #define SSL_F_SSL3_CTX_CTRL				 133
 #define SSL_F_SSL3_ENC					 134
+#define SSL_F_SSL3_GENERATE_KEY_BLOCK			 238
 #define SSL_F_SSL3_GET_CERTIFICATE_REQUEST		 135
 #define SSL_F_SSL3_GET_CERT_VERIFY			 136
 #define SSL_F_SSL3_GET_CLIENT_CERTIFICATE		 137