diff --git a/src/proto/charset.pro b/src/proto/charset.pro
new file mode 100644
index 0000000..88e9754
--- /dev/null
+++ b/src/proto/charset.pro
@@ -0,0 +1,49 @@
+/* charset.c */
+int init_chartab __ARGS((void));
+int buf_init_chartab __ARGS((buf_T *buf, int global));
+void trans_characters __ARGS((char_u *buf, int bufsize));
+char_u *transstr __ARGS((char_u *s));
+char_u *str_foldcase __ARGS((char_u *str, int len));
+char_u *transchar __ARGS((int c));
+char_u *transchar_byte __ARGS((int c));
+void transchar_nonprint __ARGS((char_u *buf, int c));
+void transchar_hex __ARGS((char_u *buf, int c));
+int byte2cells __ARGS((int b));
+int char2cells __ARGS((int c));
+int ptr2cells __ARGS((char_u *p));
+int vim_strsize __ARGS((char_u *s));
+int vim_strnsize __ARGS((char_u *s, int len));
+int chartabsize __ARGS((char_u *p, colnr_T col));
+int linetabsize __ARGS((char_u *s));
+int win_linetabsize __ARGS((win_T *wp, char_u *p, colnr_T len));
+int vim_isIDc __ARGS((int c));
+int vim_iswordc __ARGS((int c));
+int vim_iswordp __ARGS((char_u *p));
+int vim_iswordc_buf __ARGS((char_u *p, buf_T *buf));
+int vim_isfilec __ARGS((int c));
+int vim_isprintc __ARGS((int c));
+int vim_isprintc_strict __ARGS((int c));
+int lbr_chartabsize __ARGS((unsigned char *s, colnr_T col));
+int lbr_chartabsize_adv __ARGS((char_u **s, colnr_T col));
+int win_lbr_chartabsize __ARGS((win_T *wp, char_u *s, colnr_T col, int *headp));
+int in_win_border __ARGS((win_T *wp, colnr_T vcol));
+void getvcol __ARGS((win_T *wp, pos_T *pos, colnr_T *start, colnr_T *cursor, colnr_T *end));
+colnr_T getvcol_nolist __ARGS((pos_T *posp));
+void getvvcol __ARGS((win_T *wp, pos_T *pos, colnr_T *start, colnr_T *cursor, colnr_T *end));
+void getvcols __ARGS((win_T *wp, pos_T *pos1, pos_T *pos2, colnr_T *left, colnr_T *right));
+char_u *skipwhite __ARGS((char_u *p));
+char_u *skipdigits __ARGS((char_u *p));
+int vim_isdigit __ARGS((int c));
+int vim_isxdigit __ARGS((int c));
+char_u *skiptowhite __ARGS((char_u *p));
+char_u *skiptowhite_esc __ARGS((char_u *p));
+long getdigits __ARGS((char_u **pp));
+int vim_isblankline __ARGS((char_u *lbuf));
+void vim_str2nr __ARGS((char_u *start, int *hexp, int *len, int dooct, int dohex, long *nptr, unsigned long *unptr));
+int hex2nr __ARGS((int c));
+int hexhex2nr __ARGS((char_u *p));
+int rem_backslash __ARGS((char_u *str));
+void backslash_halve __ARGS((char_u *p));
+char_u *backslash_halve_save __ARGS((char_u *p));
+void ebcdic2ascii __ARGS((char_u *buffer, int len));
+/* vim: set ft=c : */