skip_comment
pp = skip_comment(p, comment);
p = skip_comment(p, &comment);
p = trimr(skip_comment(p, &comment));
static char *skip_comment(char *line, int *comment);
skip_comment(c);
skip_comment(c);
skip_comment(c);
skip_comment(c);
extern void skip_comment(int);
skip_comment(c);
char *skip_comment(char *);
cp = skip_comment(cp);
cp = skip_comment(cp);