int haschar(const char *st, int ch);
void remove_token(char *source, int parmnum, char separator);
void fmt_date(char *buf, size_t n, time_t thetime, int seconds);
-int is_msg_in_sequence_set(char *mset, long msgnum);
+int is_msg_in_sequence_set(const char *mset, long msgnum);
char *memreadline(char *start, char *buf, int maxlen);
char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
#define IsEmptyStr(a) ((a)[0] == '\0')
char *bmstrcasestr(char *text, char *pattern);
void CtdlMakeTempFileName(char *name, int len);
char *rfc2047encode(char *line, long length);
-int is_msg_in_mset(char *mset, long msgnum);
+int is_msg_in_mset(const char *mset, long msgnum);
int pattern2(char *search, char *patn);
void stripltlen(char *, int *);
char *html_to_ascii(char *inputmsg, int msglen, int screenwidth, int do_citaformat);