/* closed prefix */ #include "alpha.h"
int x; /* closed */ #include "not_real.h"
#/**/include /* gap */ "delta.h"
#include/* gap */"epsilon.h"
#include "beta.h" /* this comment
#include "hidden.h"
spans two lines */
#include "zeta.h" /* closed */ /* opens
#include "hidden3.h"
spans after a closed block */
#include "gamma.h" /* never closes
#include "hidden2.h"
