Resolve MSVC warnings

src/sbbs3/js_system.c

@@ -968,7 +968,7 @@ js_matchuserdata(JSContext *cx, uintN argc, jsval *arglist)
 	jsrefcount           rc;
 	BOOL                 match_del = FALSE;
 	BOOL                 match_next = FALSE;
-	int                  argnum = 2;
+	uintN                argnum = 2;
 
 	if (js_argcIsInsufficient(cx, argc, 2))
 		return JS_FALSE;

src/sbbs3/userdat.c

@@ -246,7 +246,7 @@ int del_user(scfg_t* cfg, user_t* user)
 		return result;
 
 	user->misc |= DELETED;
-	user->deldate = time(NULL);
+	user->deldate = time32(NULL);
 	return putuserdatetime(cfg, user->number, USER_DELDATE, user->deldate);
 }