example fix

example/obuild.cfg

@@ -1,4 +1,7 @@
 CC = (getenv CC)
+if (=s $CC "") [
+    CC = "cc"
+]
 
 rule all test
 
@@ -20,12 +23,7 @@ action clean [
 ]
 
 action info [
-    if (=s $CC "") [
-        echo "no compiler found, using cc"
-        CC = "cc"
-    ] [
-        echo "using compiler:" $CC
-    ]
+    echo "compiler:" $CC
     echo "number of CPUs:" $numcpus
     echo "number of jobs:" $numjobs
 ]