CFLAGS="-O2 -Wall -g"
FFLAGS="-O2 -mtune=native -Wall -pedantic"
FCFLAGS=$FFLAGS
CXXFLAGS="-O2 -Wall -pedantic -mtune=native"
JAVA_HOME=/usr/lib/jvm/java-1.8.0
CXXSTD='-std=gnu++98'