Index: /trunk/zoo-project/zoo-kernel/configure.ac
===================================================================
--- /trunk/zoo-project/zoo-kernel/configure.ac	(revision 924)
+++ /trunk/zoo-project/zoo-kernel/configure.ac	(revision 925)
@@ -549,5 +549,5 @@
 	# Extract the linker and include flags 
 	R_LDFLAGS="-L$R_PATH/lib/ -lR"
-	R_CPPFLAGS="-I$R_PATH/include/"
+	R_CPPFLAGS="-I$R_PATH/include/ -I$R_PATH/share/R/include/"
 
 	# Check headers file