patch 8.0.1399: warnings and errors when building tiny version

Problem:    Warnings and errors when building tiny version. (Tony Mechelynck)
Solution:   Add #ifdefs.
diff --git a/src/ex_getln.c b/src/ex_getln.c
index 405e1f6..2a2b08b 100644
--- a/src/ex_getln.c
+++ b/src/ex_getln.c
@@ -172,6 +172,7 @@
     redraw_cmdline = TRUE;
 }
 
+#ifdef FEAT_SEARCH_EXTRA
 /*
  * Guess that the pattern matches everything.  Only finds specific cases, such
  * as a trailing \|, which can happen while typing a pattern.
@@ -187,6 +188,7 @@
 	n -= 2;
     return n == 0 || (n >= 2 && p[n - 2] == '\\' && p[n - 1] == '|');
 }
+#endif
 
 /*
  * getcmdline() - accept a command line starting with firstc.
diff --git a/src/ops.c b/src/ops.c
index 1ecc677..cfa0bb3 100644
--- a/src/ops.c
+++ b/src/ops.c
@@ -1645,6 +1645,7 @@
     y_regs[1].y_array = NULL;		/* set register one to empty */
 }
 
+#ifdef FEAT_AUTOCMD
     static void
 yank_do_autocmd(oparg_T *oap, yankreg_T *reg)
 {
@@ -1701,6 +1702,7 @@
     dict_free_contents(v_event);
     hash_init(&v_event->dv_hashtab);
 }
+#endif
 
 /*
  * Handle a delete operation.
diff --git a/src/version.c b/src/version.c
index 2580b9e..912e3be 100644
--- a/src/version.c
+++ b/src/version.c
@@ -772,6 +772,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1399,
+/**/
     1398,
 /**/
     1397,