// helper: return EPOLLxxx mask corresponding to the given flags (and also log
// debugging messages about it)
-static uint32_t GetEpollMask(int flags, int WXUNUSED_UNLESS_DEBUG(fd))
+static uint32_t GetEpollMask(int flags, int fd)
{
+ wxUnusedVar(fd); // unused if wxLogTrace() disabled
+
uint32_t ep = 0;
if ( flags & wxFDIO_INPUT )