diff --git a/src/Makefile b/src/Makefile
index 8a1039a07a9e3b86881cd7a806f0df1a79db27bc..57b158f16ffcefc0f28ef9192ff29175a580f425 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -407,7 +407,7 @@ $(OBJDIR_MASTER)/spll_lockoff.o $(OBJDIR_MASTER)/spll_lockon.o $(OBJDIR_MASTER)/
 $(OBJDIR_MASTER)/fswap8buff.o $(OBJDIR_MASTER)/spll_remark2.o
 
 libs4py.so : progmaster
-	$(F90) -shared $(LDFLAGS) -o $(OBJDIR_MASTER)/$@ $(OBJ_S4PY) $(LIBS)
+	$(CC) -shared $(LDFLAGS) -o $(OBJDIR_MASTER)/$@ $(OBJ_S4PY) $(LIBS)
 endif
 ##########################################################
 #                                                        #
diff --git a/src/Rules.LXNAGfor.mk b/src/Rules.LXNAGfor.mk
index 64294f6c08a51135ec0e1f2ca9be36c130a1e307..397a18c4fa1ab0b4266c50599445aa90ceb39158 100644
--- a/src/Rules.LXNAGfor.mk
+++ b/src/Rules.LXNAGfor.mk
@@ -131,5 +131,5 @@ OBJS_I4=spll_modd_netcdf.o
 $(OBJS_I4) : OPT = $(OPT_BASE_I4)
 endif
 # 
-LIST_MISMATCH=MPI_Allgatherv,MPI_Allreduce,MPI_Bcast,MPI_Bsend,MPI_Gather,MPI_Gatherv,MPI_Recv,LEPOLY
+LIST_MISMATCH=MPI_Allgatherv,MPI_Allreduce,MPI_Bcast,MPI_Bsend,MPI_Gather,MPI_Gatherv,MPI_Recv,LEPOLY,EXTRACT_BBUFF,FILL_BBUFF