-static int patmatch(struct grep_pat *p, char *line, char *eol,+static int patmatch(struct grep_pat *p,+ const char *line, const char *eol, regmatch_t *match, int eflags)
nit; not worth a re-roll, over-line-wrapping here? You usually stay at
column 79. In this case both line and eol would fit on the patmatch()
lin, which is being changed anyway...