+test_header() {
+ code="#include <$1>"
+ test=`echo $code | cpp -H -o /dev/null 2>&1 | head -n1 | grep error | wc -l`
+ if [ 0 != $test ]
+ then
+ echo "FAILURE:"
+ echo "No $1 header file found, but it's needed!"
+ echo "Maybe install some $2 package?"
+ exit 1
+ fi
+}
+test_header stdlib.h libc6-dev # Assume stdlib.h guarantees full libc6-dev.
+test_header ncurses.h libncurses5-dev