Index: generic/aolstub.c
===================================================================
diff -u -N -r9e00fd16244c59971f9d0ee692104eeba4be6cd0 -r24571ae44c492c681d3efd2f2d2f5169ad7d6d57
--- generic/aolstub.c	(.../aolstub.c)	(revision 9e00fd16244c59971f9d0ee692104eeba4be6cd0)
+++ generic/aolstub.c	(.../aolstub.c)	(revision 24571ae44c492c681d3efd2f2d2f5169ad7d6d57)
@@ -75,7 +75,7 @@
 
  ret = Nsf_Init(interp);
 
- if (firsttime) {
+ if (firsttime != 0) {
    if (ret != TCL_OK) {
      Ns_Log(Warning, "can't load module %s: %s", (char *)context,
 	    Tcl_GetStringResult(interp));
@@ -180,8 +180,8 @@
 Ns_ModuleInit(char *hServer, char *hModule) {
   int ret;
 
-  assert(hServer);
-  assert(hModule);
+  assert(hServer != NULL);
+  assert(hModule != NULL);
 
   /*Ns_Log(Notice, "+++ ModuleInit","INIT");*/
   ret = Ns_TclInitInterps(hServer, NsNsf_Init, (void*)hModule);