rem: lt_dlhandle handle = 0;
add: lt_dlhandle handle = NULL;
context: lt_dlopen (filename)     const char *filename;{  lt_dlhandle handle = 0;  /* Just incase we missed a code path in try_dlopen() that reports     an error, but forgets to reset handle... */  if (try_dlopen (&handle, filename) != 0)    return 0;  return handle;}