patch 9.1.1283: quickfix stack is limited to 10 items

Problem:  quickfix and location-list stack is limited to 10 items
Solution: add the 'chistory' and 'lhistory' options to configure a
          larger quickfix/location list stack
          (64-bitman)

closes: #16920

Co-authored-by: Hirohito Higashi <h.east.727@gmail.com>
Signed-off-by: 64-bitman <60551350+64-bitman@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/proto/option.pro b/src/proto/option.pro
index 12be870..c6dfc1b 100644
--- a/src/proto/option.pro
+++ b/src/proto/option.pro
@@ -88,6 +88,7 @@
 char *did_set_winminwidth(optset_T *args);
 char *did_set_winwidth(optset_T *args);
 char *did_set_wrap(optset_T *args);
+char *did_set_xhistory(optset_T *args);
 void check_redraw(long_u flags);
 int findoption(char_u *arg);
 getoption_T get_option_value(char_u *name, long *numval, char_u **stringval, int *flagsp, int scope);
diff --git a/src/proto/quickfix.pro b/src/proto/quickfix.pro
index b708d6b..8102a8f 100644
--- a/src/proto/quickfix.pro
+++ b/src/proto/quickfix.pro
@@ -3,6 +3,9 @@
 int qf_stack_get_bufnr(void);
 void qf_free_all(win_T *wp);
 void check_quickfix_busy(void);
+int qf_resize_quickfix_stack(int n);
+int ll_resize_stack(win_T *wp, int n);
+int qf_init_quickfix_stack(void);
 void copy_loclist_stack(win_T *from, win_T *to);
 void qf_jump(qf_info_T *qi, int dir, int errornr, int forceit);
 void qf_list(exarg_T *eap);