default to all-caps #+RESULTS: for code-block generated content

* lisp/ob.el (org-babel-results-keyword): New user-configurable
  results keyword.
  (org-babel-where-is-src-block-result): Use new user-configurable
  results keyword.

lisp/ob.el

@@ -113,6 +113,13 @@ remove code block execution from the C-c C-c keybinding."
   :group 'org-babel
   :type 'boolean)
 
+(defcustom org-babel-results-keyword "RESULTS"
+  "Keyword used to name results generated by code blocks.
+Should be either RESULTS or NAME however any capitalization may
+be used."
+  :group 'org-babel
+  :type 'string)
+
 (defvar org-babel-src-name-regexp
   "^[ \t]*#\\+name:[ \t]*"
   "Regular expression used to match a source name line.")
@@ -1544,7 +1551,7 @@ following the source block."
 			  (lambda (el) " ")
 			  (org-number-sequence 1 indent) "")
 		       "")
-		     "#+results"
+		     "#+" org-babel-results-keyword
 		     (when hash (concat "["hash"]"))
 		     ":"
 		     (when name (concat " " name)) "\n"))