a fix for running on Mac OS X El Capitan

com.oracle.truffle.r.native/Makefile

com.oracle.truffle.r.native/builtinlibs/Makefile

com.oracle.truffle.r.native/builtinlibs/src/rlib_dummy.c

com.oracle.truffle.r.native/gnur/Makefile.libs

com.oracle.truffle.r.native/library/Makefile

com.oracle.truffle.r.native/library/base/Makefile

com.oracle.truffle.r.native/library/fastr/Makefile

com.oracle.truffle.r.native/library/lib.mk

com.oracle.truffle.r.native/library/stats/Makefile

...me.ffi/src/com/oracle/truffle/r/runtime/ffi/LibPaths.java

.../src/com/oracle/truffle/r/runtime/ffi/jnr/JNR_Lapack.java

...com/oracle/truffle/r/runtime/ffi/jnr/JNR_RFFIFactory.java

mx.fastr/mx_fastr.py