CXX_STD = CXX11
PKG_CPPFLAGS = -I/usr/local/include  $(SHLIB_OPENMP_CXXFLAGS)  -Wl,--gc-sections  
PKG_LIBS = -L/usr/local/lib -lgsl -lgslcblas -lm  $(SHLIB_OPENMP_CXXFLAGS)
PKG_LIBS = `$(R_HOME)/bin/Rscript -e "Rcpp:::LdFlags()"` `gsl-config --libs`

