various data type improvements

* fixes at least <FS>, which has been broken since b5325e00c402ec18034da4b4a4aaaefa87bb1fef.
* but probably many other commands as well in the DOS version when working with
  "very large" documents
* now compiles cleanly with -Wsign-compare

1 files changed, 2 insertions, 2 deletions

diff --git a/teco.h b/teco.h
index 1a2bdc1..4959ab7 100644
--- a/teco.h
+++ b/teco.h
@@ -648,8 +648,8 @@ void screen_free_format_lines(struct format_line *sbp);
 int buff_delete_char(struct buff_header *hbp,unsigned long position);
 int compile_search_string(struct search_buff *search_tbl);
 int cmd_forward_search(unsigned long pos1,unsigned long pos2,struct search_buff *search_tbl);
-int cmd_reverse_search(int pos1,int pos2,struct search_buff *search_tbl);
-int buff_cached_contents(struct buff_header *,unsigned long,struct position_cache *);
+int cmd_reverse_search(unsigned long pos1,unsigned long pos2,struct search_buff *search_tbl);
+int buff_cached_contents(struct buff_header *,long,struct position_cache *);
 int buff_contents(struct buff_header *hbp,long position);
 void pause_while_in_input_wait(void);
 void restore_tty(void);