undo.pro

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/* undo.c */
int u_save_cursor __ARGS((void));
int u_save __ARGS((linenr_t top, linenr_t bot));
int u_savesub __ARGS((linenr_t lnum));
int u_inssub __ARGS((linenr_t lnum));
int u_savedel __ARGS((linenr_t lnum, long nlines));
void u_undo __ARGS((int count));
void u_redo __ARGS((int count));
void u_sync __ARGS((void));
void u_unchanged __ARGS((BUF *buf));
void u_clearall __ARGS((BUF *buf));
void u_saveline __ARGS((linenr_t lnum));
void u_clearline __ARGS((void));
void u_undoline __ARGS((void));
void u_blockfree __ARGS((BUF *buf));
int buf_changed __ARGS((BUF *buf));
int curbuf_changed __ARGS((void));