mesgno            249 modules/mm/mm.c 		   long mesgno,				/* msg number in the input file */
mesgno            922 modules/mm/mm.c 				       long mesgno,
mesgno           1010 modules/mm/mm.c char *get_header_line (MAILSTREAM *stream, long mesgno, STRINGLIST *cur, const char *hdr_title)