Try to avoid warnings in R_ext/Callbacks.h and R_ext/PrtUtil.h Rcpp is involved.

git-svn-id: https://svn.r-project.org/R/trunk@89107 00db46b3-68df-0310-9c12-caf00c1e9a41

Author: luke

src/include/R_ext/Callbacks.h

@@ -29,7 +29,10 @@
 #define R_FAKE_CALLBACKS_H
 
 // new code should include R_ext/ObjectTable.h directly
+#if ! defined(RcppCommon_h) || RCPP_VERSION > Rcpp_Version(1,1,0)
 #warning include R_ext/ObjectTable.h for R_ObjectTable declarations
+#endif
+
 #include <R_ext/ObjectTable.h>
 
 #endif /* R_FAKE_CALLBACKS_H */

src/include/R_ext/PrtUtil.h

@@ -27,6 +27,8 @@
 #ifndef FAKE_PRTUTIL_H_
 #define FAKE_PRTUTIL_H_
 
+#if ! defined(COMPILING_RCPP) || RCPP_VERSION > Rcpp_Version(1,1,0)
 #warning non-API header file R_ext/PrtUtil.h is obsolete and will be removed
+#endif
 
 #endif /* FAKE_PRTUTIL_H_ */