ok, ok, NULL is not necessarily 0.

Erik Greenwald · Erik Greenwald · commit 6ca78089693c · 2009-05-07T23:26:46.000Z
diff --git a/src/clstepcore/sdaiSelect.cc b/src/clstepcore/sdaiSelect.cc
@@ -176,7 +176,7 @@ bool SCLP23(Select)::exists() const
 {
   // instead of returning the address as 'true' or NULL as false, lets reduce
   // this down to a bool.
-  return underlying_type != 0;
+  return underlying_type != NULL;
 }
 
 void SCLP23(Select)::nullify() 

Original file line number	Diff line number	Diff line change
`@@ -176,7 +176,7 @@ bool SCLP23(Select)::exists() const`
`176`	`176`	`{`
`177`	`177`	`// instead of returning the address as 'true' or NULL as false, lets reduce`
`178`	`178`	`// this down to a bool.`
`179`		`- return underlying_type != 0;`
	`179`	`+ return underlying_type != NULL;`
`180`	`180`	`}`
`181`	`181`
`182`	`182`	`void SCLP23(Select)::nullify()`