Correct FP due to configuration for mblen

amai2012 · amai2012 · commit e87ac14dd0f1 · 2016-01-31T15:16:59.000+01:00
diff --git a/cfg/std.cfg b/cfg/std.cfg
@@ -1257,7 +1257,6 @@
   </function>
   <!-- int mblen(const char *string, size_t size); -->
   <function name="mblen,std::mblen">
-    <use-retval/>
     <noreturn>false</noreturn>
     <leak-ignore/>
     <arg nr="1">
