+if [ -z "$CC" ]
+then
+    CC=gcc
+fi
+
+if [ -z "$CXX" ]
+then
+    CXX=g++
+fi
+
+echo -n "Checking CC... "
+$CC --version > /dev/null 2> /dev/null
+if [ $? != 0 ]
+then
+    echo "FAIL!"
+    echo "$CC not found"
+    exit;
+fi
+echo "found"
+echo -n "Checking CXX... "
+$CXX --version > /dev/null 2> /dev/null
+if [ $? != 0 ]
+then
+    echo "FAIL!"
+    echo "$CXX not found"
+    exit;
+fi
+echo "found"
+