--- lib/imclient.c.orig	2015-11-30 06:30:33 UTC
+++ lib/imclient.c
@@ -1641,7 +1641,9 @@ static int tls_init_clientengine(struct 
     off |= SSL_OP_ALL;            /* Work around all known bugs */
     off |= SSL_OP_NO_SSLv2;       /* Disable insecure SSLv2 */
     off |= SSL_OP_NO_SSLv3;       /* Disable insecure SSLv3 */
+#if (OPENSSL_VERSION_NUMBER >= 0x1000000fL)
     off |= SSL_OP_NO_COMPRESSION; /* Disable TLS compression */
+#endif // (OPENSSL_VERSION_NUMBER >= 0x1000000fL)
     SSL_CTX_set_options(imclient->tls_ctx, off);
     
     /* debugging   SSL_CTX_set_info_callback(imclient->tls_ctx, apps_ssl_info_callback); */