-JAVAC=javac
AM_CFLAGS=-DLINUX -DPOSIX_TTY -I$(JVM_INCLUDE) -I$(JVM_INCLUDE)/linux
-AM_JAVACFLAGS=-target 1.6 -encoding UTF-8 -Xlint:deprecation -source 6
+AM_JAVACFLAGS=$(JAVAC_VERSION_FLAGS) -encoding UTF-8 -Xlint:deprecation -Xlint:unchecked
altoslibdir=$(libdir)/altos