CC="clang -mmacos-version-min=15" OBJC=$CC FC="/opt/gfortran/bin/gfortran -mtune=native" CXX="clang++ -mmacos-version-min=15" CFLAGS="-falign-functions=8 -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion -Wstrict-prototypes" C17FLAGS="-falign-functions=8 -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion -Wno-strict-prototypes" C90FLAGS=$C17FLAGS C99FLAGS=$C17FLAGS CXXFLAGS="-g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion" CPPFLAGS='-isystem /opt/R/arm64/include' FFLAGS="-g -O2 -Wall -pedantic" LDFLAGS=-L/opt/R/arm64/lib R_LD_LIBRARY_PATH=/opt/R/arm64/lib