OVL_TEMPNAME_SIZE
void ovl_tempname(char name[OVL_TEMPNAME_SIZE])
snprintf(name, OVL_TEMPNAME_SIZE, "#%x", atomic_inc_return(&temp_id));
char name[OVL_TEMPNAME_SIZE];
void ovl_tempname(char name[OVL_TEMPNAME_SIZE]);
char name2[OVL_TEMPNAME_SIZE];