diff --git a/C/c_interface.c b/C/c_interface.c
index 9beec3e9e..4b33503f9 100644
--- a/C/c_interface.c
+++ b/C/c_interface.c
@@ -4006,7 +4006,6 @@ YAP_IsNumberedVariable(Term t) {
 
 X_API size_t
 YAP_ExportTerm(Term inp, char * buf, size_t len) {
-  size_t res;
   if (!len)
     return 0;
   return Yap_ExportTerm(inp, buf, len, current_arity());
diff --git a/library/lammpi/prologterms2c.c b/library/lammpi/prologterms2c.c
index 86966efb1..4066ba100 100644
--- a/library/lammpi/prologterms2c.c
+++ b/library/lammpi/prologterms2c.c
@@ -203,7 +203,6 @@ term2string(char *const ptr, size_t *size, const YAP_Term t) {
 YAP_Term 
 string2term(char *const ptr,const size_t *size) {
   YAP_Term t;
-  struct buffer_ds b;
 
   t = YAP_ImportTerm( ptr );
   if ( t==FALSE ) {
diff --git a/packages/real b/packages/real
index 2ed717695..06baa8a96 160000
--- a/packages/real
+++ b/packages/real
@@ -1 +1 @@
-Subproject commit 2ed717695e1d71e864f943516473cacd3021f1f0
+Subproject commit 06baa8a9663d092266b174cb9a4628dbc937d253